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Finding the Fourth Proportional to 83,665.60, 125,513.96 and 27,508.84

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Solution

The fourth proportional to 83,665.60, 125,513.96 and 27,508.84 is: 41,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,665.60 : 125,513.96 = 27,508.84 : x
  2. Step 2: Convert to fraction form
    83,665.60/125,513.96 = 27,508.84/x
  3. Step 3: Cross multiply
    83,665.60x = 125,513.96 × 27,508.84
  4. Step 4: Simplify right side
    83,665.60x = 3,452,743,443.41
  5. Step 5: Solve for x
    x = 3,452,743,443.41/83,665.60
  6. Step 6: Final answer
    x = 41,268.38

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