Seven persons A, B, C, D, E, F, and G entered into a partnership with an investment of Rs. x, Rs. (x + 12000), Rs. (x + 30000), Rs. (x - 20000), Rs. (2x - 50000), Rs. (x + 60000) and Rs. (x + 10000) respectively. After one year, H joined with an investment of Rs. (2x - 10000), and A invested Rs. 40000 more. After one more year, B invested Rs. 11000 more, C withdrew Rs. 10000 more and D doubled his investment. After one more year, E invested Rs. 20000 more, F withdrew half of his investment, and G doubled his investment. At the end of four years, they earned a total profit of Rs. 368000, and share of  B in the profit was Rs. 46000.