A company has a manufacturing plant that supply four markets in city A, B, C, and D. Management is looking for a place to locate a single distribution using the Center-of-Gravity method. The plant will send sufficient monthly shipment to the new distribution center, such that the center will always be able to completely satisfy the monthly demand from the four markets. The transportation rate of moving shipment from the plant to the distribution center is $0.30 per ton-mile. Market A will receive a total shipment of 56 tons per month, market B will receive a total shipment of 13 tons per month, market C will receive a total shipment of 45 tons per month, and market D will receive a total shipment of 77 tons per month. The transportation rate between the distribution center and markets are as follows: $0.43 per ton-mile to market A, $0.39 per ton-mile to market B, $0.52 per ton-mile to market C, and $0.40 per ton-mile to market D. The horizontal and vertical coordinates of the plant and markets are follows: Plant, 43, 149 Market A, 8, 57 Market B, 63, 21 Market C, 87, 7 Market D, 157, 42 Use at least 4 decimal places. The horizontal coordinate of the new distribution center is