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Finding the Third Proportional to 54,432 and 83,207.25

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Solution

The third proportional to 54,432 and 83,207.25 is: 127,194.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,432 : 83,207.25 = 83,207.25 : x
  2. Step 2: Convert to fraction form
    54,432/83,207.25 = 83,207.25/x
  3. Step 3: Cross multiply
    54,432x = 83,207.25 × 83,207.25
  4. Step 4: Simplify right side
    54,432x = 6,923,446,452.56
  5. Step 5: Solve for x
    x = 6,923,446,452.56/54,432
  6. Step 6: Final answer
    x = 127,194.42

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.