Х/67=184 516 / х =12 884 / x =17 1988 / x=71

x/67=184    x=184*67=12328

516/x=12    x=516/15=43

884/x=17    x=884/17=52

1988/x=71  x=1988/71=28

х/67=184                                           1988/х=71

х=184*67                                           х=1988/71

х=12328                                            х=28

12328/67=184                                 1988/28=71

516/х=12

х=516/12

х=43

516/43=12

884/х=17

х=884/17

х=52

884/52=17