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Finding the Third Proportional to 16,215.50 and 24,655

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Solution

The third proportional to 16,215.50 and 24,655 is: 37,486.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,215.50 : 24,655 = 24,655 : x
  2. Step 2: Convert to fraction form
    16,215.50/24,655 = 24,655/x
  3. Step 3: Cross multiply
    16,215.50x = 24,655 × 24,655
  4. Step 4: Simplify right side
    16,215.50x = 607,869,025
  5. Step 5: Solve for x
    x = 607,869,025/16,215.50
  6. Step 6: Final answer
    x = 37,486.91

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.