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Finding the Fourth Proportional to 101,513.48, 152,284.84 and 31,398.24

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Solution

The fourth proportional to 101,513.48, 152,284.84 and 31,398.24 is: 47,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,513.48 : 152,284.84 = 31,398.24 : x
  2. Step 2: Convert to fraction form
    101,513.48/152,284.84 = 31,398.24/x
  3. Step 3: Cross multiply
    101,513.48x = 152,284.84 × 31,398.24
  4. Step 4: Simplify right side
    101,513.48x = 4,781,475,954.68
  5. Step 5: Solve for x
    x = 4,781,475,954.68/101,513.48
  6. Step 6: Final answer
    x = 47,101.88

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