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Finding the Third Proportional to 75,613.50 and 115,229.25

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Solution

The third proportional to 75,613.50 and 115,229.25 is: 175,600.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,613.50 : 115,229.25 = 115,229.25 : x
  2. Step 2: Convert to fraction form
    75,613.50/115,229.25 = 115,229.25/x
  3. Step 3: Cross multiply
    75,613.50x = 115,229.25 × 115,229.25
  4. Step 4: Simplify right side
    75,613.50x = 13,277,780,055.56
  5. Step 5: Solve for x
    x = 13,277,780,055.56/75,613.50
  6. Step 6: Final answer
    x = 175,600.65

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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.