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Finding the Fourth Proportional to 83,291.52, 124,947.69 and 27,137.33

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Solution

The fourth proportional to 83,291.52, 124,947.69 and 27,137.33 is: 40,709.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,291.52 : 124,947.69 = 27,137.33 : x
  2. Step 2: Convert to fraction form
    83,291.52/124,947.69 = 27,137.33/x
  3. Step 3: Cross multiply
    83,291.52x = 124,947.69 × 27,137.33
  4. Step 4: Simplify right side
    83,291.52x = 3,390,746,071.53
  5. Step 5: Solve for x
    x = 3,390,746,071.53/83,291.52
  6. Step 6: Final answer
    x = 40,709.38

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