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Finding the Fourth Proportional to 47,358.20, 71,049.00 and 14,078.12

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Solution

The fourth proportional to 47,358.20, 71,049.00 and 14,078.12 is: 21,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,358.20 : 71,049.00 = 14,078.12 : x
  2. Step 2: Convert to fraction form
    47,358.20/71,049.00 = 14,078.12/x
  3. Step 3: Cross multiply
    47,358.20x = 71,049.00 × 14,078.12
  4. Step 4: Simplify right side
    47,358.20x = 1,000,236,526.12
  5. Step 5: Solve for x
    x = 1,000,236,526.12/47,358.20
  6. Step 6: Final answer
    x = 21,120.66

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