Apply to UMichigan and Michigan State again. That’s a first step.
What’s your financial situation now? Do you know your EFC?
Once we have this information we’ll be able to help you better.
You can’t borrow 48K or 67K or 100+K on your own as a student. Therefore you need to find other solutions.
Contact the financial aid offices of MSU and Mich (I agree that you should try to transfer and see if you can appeal the EFC amount. Yours is exactly the type of situation that financial aid offices will consider – very low income, but assets that give you bad FAFSA results. If your mom’s net worth is high, but the assets are not really liquid, they may be able to help you.
I don’t think it’s worth it.