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Finding the Third Proportional to 80,119.13 and 124,552.69

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Solution

The third proportional to 80,119.13 and 124,552.69 is: 193,628.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,119.13 : 124,552.69 = 124,552.69 : x
  2. Step 2: Convert to fraction form
    80,119.13/124,552.69 = 124,552.69/x
  3. Step 3: Cross multiply
    80,119.13x = 124,552.69 × 124,552.69
  4. Step 4: Simplify right side
    80,119.13x = 15,513,371,963.47
  5. Step 5: Solve for x
    x = 15,513,371,963.47/80,119.13
  6. Step 6: Final answer
    x = 193,628.82

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.