The calculated distance (air line) between Muktāgācha and Rājshāhi is approximately 108 miles respectively 173 kilometers.
By car or train, the actual journey to Rājshāhi is certainly longer, as only the direct route (as the crow flies) between Muktāgācha and Rājshāhi has been calculated here.
Air line (approximately)
173 kilometers
93 nautical miles