This site will tell you no. Wall Street Oasis or even Reddit may have different views.
Realistically, it’s a lot of debt. If you can’t appeal for financial aid, then you obviously need to very thoroughly think through the ramifications that those loans will have on all aspects of life both now and for the foreseeable future.
That said, there certainly are cases where it could be worth going to Wharton. Top IB jobs pay $200k and quickly rise (after taxes and cost of living you only can save so much, but it’s sufficient to payoff debt quickly if prudent). Top buyside jobs more than that. It’s certainly a big bet on your son though.