The calculated distance (air line) between Alacranes and Arroyo Naranjo is approximately 55 miles respectively 88 kilometers.
By car or train, the actual journey to Arroyo Naranjo is certainly longer, as only the direct route (as the crow flies) between Alacranes and Arroyo Naranjo has been calculated here.
Air line (approximately)
88 kilometers
48 nautical miles