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Finding the Fourth Proportional to 47,874.47, 71,819.04 and 16,702.43

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Solution

The fourth proportional to 47,874.47, 71,819.04 and 16,702.43 is: 25,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,874.47 : 71,819.04 = 16,702.43 : x
  2. Step 2: Convert to fraction form
    47,874.47/71,819.04 = 16,702.43/x
  3. Step 3: Cross multiply
    47,874.47x = 71,819.04 × 16,702.43
  4. Step 4: Simplify right side
    47,874.47x = 1,199,552,488.27
  5. Step 5: Solve for x
    x = 1,199,552,488.27/47,874.47
  6. Step 6: Final answer
    x = 25,056.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.