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Finding the Third Proportional to 16,651.50 and 24,915

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Solution

The third proportional to 16,651.50 and 24,915 is: 37,279.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,651.50 : 24,915 = 24,915 : x
  2. Step 2: Convert to fraction form
    16,651.50/24,915 = 24,915/x
  3. Step 3: Cross multiply
    16,651.50x = 24,915 × 24,915
  4. Step 4: Simplify right side
    16,651.50x = 620,757,225
  5. Step 5: Solve for x
    x = 620,757,225/16,651.50
  6. Step 6: Final answer
    x = 37,279.36

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Why These Related Problems?

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