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Finding the Third Proportional to 87,995.25 and 126,099

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Solution

The third proportional to 87,995.25 and 126,099 is: 180,702.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,995.25 : 126,099 = 126,099 : x
  2. Step 2: Convert to fraction form
    87,995.25/126,099 = 126,099/x
  3. Step 3: Cross multiply
    87,995.25x = 126,099 × 126,099
  4. Step 4: Simplify right side
    87,995.25x = 15,900,957,801
  5. Step 5: Solve for x
    x = 15,900,957,801/87,995.25
  6. Step 6: Final answer
    x = 180,702.46

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.