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Finding the Fourth Proportional to 52,909.92, 73,017.47 and 29,037.92

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Solution

The fourth proportional to 52,909.92, 73,017.47 and 29,037.92 is: 40,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,909.92 : 73,017.47 = 29,037.92 : x
  2. Step 2: Convert to fraction form
    52,909.92/73,017.47 = 29,037.92/x
  3. Step 3: Cross multiply
    52,909.92x = 73,017.47 × 29,037.92
  4. Step 4: Simplify right side
    52,909.92x = 2,120,274,942.19
  5. Step 5: Solve for x
    x = 2,120,274,942.19/52,909.92
  6. Step 6: Final answer
    x = 40,073.30

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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.