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Finding the Fourth Proportional to 47,569.68, 71,354.52 and 16,402.50

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Solution

The fourth proportional to 47,569.68, 71,354.52 and 16,402.50 is: 24,603.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,569.68 : 71,354.52 = 16,402.50 : x
  2. Step 2: Convert to fraction form
    47,569.68/71,354.52 = 16,402.50/x
  3. Step 3: Cross multiply
    47,569.68x = 71,354.52 × 16,402.50
  4. Step 4: Simplify right side
    47,569.68x = 1,170,392,514.30
  5. Step 5: Solve for x
    x = 1,170,392,514.30/47,569.68
  6. Step 6: Final answer
    x = 24,603.75

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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.