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Finding the Fourth Proportional to 52,149.47, 71,965.84 and 29,492.92

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Solution

The fourth proportional to 52,149.47, 71,965.84 and 29,492.92 is: 40,699.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,149.47 : 71,965.84 = 29,492.92 : x
  2. Step 2: Convert to fraction form
    52,149.47/71,965.84 = 29,492.92/x
  3. Step 3: Cross multiply
    52,149.47x = 71,965.84 × 29,492.92
  4. Step 4: Simplify right side
    52,149.47x = 2,122,482,761.85
  5. Step 5: Solve for x
    x = 2,122,482,761.85/52,149.47
  6. Step 6: Final answer
    x = 40,699.99

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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.