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Finding the Third Proportional to 15,171.75 and 32,257.13

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Solution

The third proportional to 15,171.75 and 32,257.13 is: 68,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171.75 : 32,257.13 = 32,257.13 : x
  2. Step 2: Convert to fraction form
    15,171.75/32,257.13 = 32,257.13/x
  3. Step 3: Cross multiply
    15,171.75x = 32,257.13 × 32,257.13
  4. Step 4: Simplify right side
    15,171.75x = 1,040,522,113.27
  5. Step 5: Solve for x
    x = 1,040,522,113.27/15,171.75
  6. Step 6: Final answer
    x = 68,582.87

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.