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Finding the Fourth Proportional to 29,341.92, 40,488.13 and 17,402.92

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Solution

The fourth proportional to 29,341.92, 40,488.13 and 17,402.92 is: 24,013.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,341.92 : 40,488.13 = 17,402.92 : x
  2. Step 2: Convert to fraction form
    29,341.92/40,488.13 = 17,402.92/x
  3. Step 3: Cross multiply
    29,341.92x = 40,488.13 × 17,402.92
  4. Step 4: Simplify right side
    29,341.92x = 704,611,759.70
  5. Step 5: Solve for x
    x = 704,611,759.70/29,341.92
  6. Step 6: Final answer
    x = 24,013.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.