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Finding the Fourth Proportional to 52,657.57, 72,658.97 and 29,997.01

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Solution

The fourth proportional to 52,657.57, 72,658.97 and 29,997.01 is: 41,391.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657.57 : 72,658.97 = 29,997.01 : x
  2. Step 2: Convert to fraction form
    52,657.57/72,658.97 = 29,997.01/x
  3. Step 3: Cross multiply
    52,657.57x = 72,658.97 × 29,997.01
  4. Step 4: Simplify right side
    52,657.57x = 2,179,551,849.68
  5. Step 5: Solve for x
    x = 2,179,551,849.68/52,657.57
  6. Step 6: Final answer
    x = 41,391.05

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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.