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Finding the Fourth Proportional to 47,717.70, 71,612.10 and 18,193.20

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Solution

The fourth proportional to 47,717.70, 71,612.10 and 18,193.20 is: 27,303.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,717.70 : 71,612.10 = 18,193.20 : x
  2. Step 2: Convert to fraction form
    47,717.70/71,612.10 = 18,193.20/x
  3. Step 3: Cross multiply
    47,717.70x = 71,612.10 × 18,193.20
  4. Step 4: Simplify right side
    47,717.70x = 1,302,853,257.72
  5. Step 5: Solve for x
    x = 1,302,853,257.72/47,717.70
  6. Step 6: Final answer
    x = 27,303.35

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