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Finding the Fourth Proportional to 83,418.10, 125,134.08 and 27,257.02

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Solution

The fourth proportional to 83,418.10, 125,134.08 and 27,257.02 is: 40,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,418.10 : 125,134.08 = 27,257.02 : x
  2. Step 2: Convert to fraction form
    83,418.10/125,134.08 = 27,257.02/x
  3. Step 3: Cross multiply
    83,418.10x = 125,134.08 × 27,257.02
  4. Step 4: Simplify right side
    83,418.10x = 3,410,782,121.24
  5. Step 5: Solve for x
    x = 3,410,782,121.24/83,418.10
  6. Step 6: Final answer
    x = 40,887.79

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