((10 × 55) + (6.25 × 170) − (5 × 55)) − 161 = 1176.5
((10 × 59) + (6.25 × 170) − (5 × 55)) − 161 = 1216.5
((10 × 59) + (6.25 × 168) − (5 × 55)) − 161 = 1204
66 "inches" is 167.64 cm. Maybe, at some point, let's stop using bullshit units. People are bad enough already at math without that...