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Finding the Fourth Proportional to 75,139.13, 103,691.99 and 41,607.29

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Solution

The fourth proportional to 75,139.13, 103,691.99 and 41,607.29 is: 57,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,139.13 : 103,691.99 = 41,607.29 : x
  2. Step 2: Convert to fraction form
    75,139.13/103,691.99 = 41,607.29/x
  3. Step 3: Cross multiply
    75,139.13x = 103,691.99 × 41,607.29
  4. Step 4: Simplify right side
    75,139.13x = 4,314,342,698.61
  5. Step 5: Solve for x
    x = 4,314,342,698.61/75,139.13
  6. Step 6: Final answer
    x = 57,418.05

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