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Finding the Fourth Proportional to 24,997.60, 34,496.78 and 13,666.92

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Solution

The fourth proportional to 24,997.60, 34,496.78 and 13,666.92 is: 18,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,997.60 : 34,496.78 = 13,666.92 : x
  2. Step 2: Convert to fraction form
    24,997.60/34,496.78 = 13,666.92/x
  3. Step 3: Cross multiply
    24,997.60x = 34,496.78 × 13,666.92
  4. Step 4: Simplify right side
    24,997.60x = 471,464,732.52
  5. Step 5: Solve for x
    x = 471,464,732.52/24,997.60
  6. Step 6: Final answer
    x = 18,860.40

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