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Finding the Fourth Proportional to 47,814.80, 65,939.13 and 30,592.61

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Solution

The fourth proportional to 47,814.80, 65,939.13 and 30,592.61 is: 42,188.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,814.80 : 65,939.13 = 30,592.61 : x
  2. Step 2: Convert to fraction form
    47,814.80/65,939.13 = 30,592.61/x
  3. Step 3: Cross multiply
    47,814.80x = 65,939.13 × 30,592.61
  4. Step 4: Simplify right side
    47,814.80x = 2,017,250,087.83
  5. Step 5: Solve for x
    x = 2,017,250,087.83/47,814.80
  6. Step 6: Final answer
    x = 42,188.82

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