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Finding the Fourth Proportional to 83,171.50, 114,776.53 and 47,361.52

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Solution

The fourth proportional to 83,171.50, 114,776.53 and 47,361.52 is: 65,358.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,171.50 : 114,776.53 = 47,361.52 : x
  2. Step 2: Convert to fraction form
    83,171.50/114,776.53 = 47,361.52/x
  3. Step 3: Cross multiply
    83,171.50x = 114,776.53 × 47,361.52
  4. Step 4: Simplify right side
    83,171.50x = 5,435,990,921.13
  5. Step 5: Solve for x
    x = 5,435,990,921.13/83,171.50
  6. Step 6: Final answer
    x = 65,358.82

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