The calculated distance (air line) between Pyatykhatky and Mahdalynivka is approximately 65 miles respectively 105 kilometers.
By car or train, the actual journey to Mahdalynivka is certainly longer, as only the direct route (as the crow flies) between Pyatykhatky and Mahdalynivka has been calculated here.
Air line (approximately)
105 kilometers
57 nautical miles