You can still apply to the Chicago MAPSS (MA) program. Deadline is still a month away.
They also offer financial aid. Usually not full, but I wouldn't be surprised if you got 2/3 tuition off.
It doesn't seem unreasonable. Wisconsin cohorts are larger than average. Anyway, it's not as if all 40 are necessarily going to accept their offers. I don't know what their yield rate is, but it could potentially be as low as 50% (or possible even lower).