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Finding the Fourth Proportional to 47,469.12, 71,179.79 and 15,868.19

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Solution

The fourth proportional to 47,469.12, 71,179.79 and 15,868.19 is: 23,794.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,469.12 : 71,179.79 = 15,868.19 : x
  2. Step 2: Convert to fraction form
    47,469.12/71,179.79 = 15,868.19/x
  3. Step 3: Cross multiply
    47,469.12x = 71,179.79 × 15,868.19
  4. Step 4: Simplify right side
    47,469.12x = 1,129,493,996.64
  5. Step 5: Solve for x
    x = 1,129,493,996.64/47,469.12
  6. Step 6: Final answer
    x = 23,794.29

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