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Finding the Fourth Proportional to 16,456.26, 24,647.49 and 15,902.68

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Solution

The fourth proportional to 16,456.26, 24,647.49 and 15,902.68 is: 23,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,456.26 : 24,647.49 = 15,902.68 : x
  2. Step 2: Convert to fraction form
    16,456.26/24,647.49 = 15,902.68/x
  3. Step 3: Cross multiply
    16,456.26x = 24,647.49 × 15,902.68
  4. Step 4: Simplify right side
    16,456.26x = 391,961,130.87
  5. Step 5: Solve for x
    x = 391,961,130.87/16,456.26
  6. Step 6: Final answer
    x = 23,818.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.