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Finding the Fourth Proportional to 123,250.80, 170,040.51 and 91,062.93

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Solution

The fourth proportional to 123,250.80, 170,040.51 and 91,062.93 is: 125,633.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,250.80 : 170,040.51 = 91,062.93 : x
  2. Step 2: Convert to fraction form
    123,250.80/170,040.51 = 91,062.93/x
  3. Step 3: Cross multiply
    123,250.80x = 170,040.51 × 91,062.93
  4. Step 4: Simplify right side
    123,250.80x = 15,484,387,059.29
  5. Step 5: Solve for x
    x = 15,484,387,059.29/123,250.80
  6. Step 6: Final answer
    x = 125,633.16

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