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Finding the Third Proportional to 20,061.75 and 26,839.13

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Solution

The third proportional to 20,061.75 and 26,839.13 is: 35,906.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,061.75 : 26,839.13 = 26,839.13 : x
  2. Step 2: Convert to fraction form
    20,061.75/26,839.13 = 26,839.13/x
  3. Step 3: Cross multiply
    20,061.75x = 26,839.13 × 26,839.13
  4. Step 4: Simplify right side
    20,061.75x = 720,338,630.77
  5. Step 5: Solve for x
    x = 720,338,630.77/20,061.75
  6. Step 6: Final answer
    x = 35,906.07

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.