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Finding the Fourth Proportional to 92,565.70, 127,738.09 and 54,839.95

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Solution

The fourth proportional to 92,565.70, 127,738.09 and 54,839.95 is: 75,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,565.70 : 127,738.09 = 54,839.95 : x
  2. Step 2: Convert to fraction form
    92,565.70/127,738.09 = 54,839.95/x
  3. Step 3: Cross multiply
    92,565.70x = 127,738.09 × 54,839.95
  4. Step 4: Simplify right side
    92,565.70x = 7,005,150,468.70
  5. Step 5: Solve for x
    x = 7,005,150,468.70/92,565.70
  6. Step 6: Final answer
    x = 75,677.60

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