The calculated distance (air line) between Tanguá and Duque de Caxias is approximately 38 miles respectively 62 kilometers.
By car or train, the actual journey to Duque de Caxias is certainly longer, as only the direct route (as the crow flies) between Tanguá and Duque de Caxias has been calculated here.
Air line (approximately)
62 kilometers
33 nautical miles