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Finding the Third Proportional to 63,888.75 and 131,874.75

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Solution

The third proportional to 63,888.75 and 131,874.75 is: 272,206.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,888.75 : 131,874.75 = 131,874.75 : x
  2. Step 2: Convert to fraction form
    63,888.75/131,874.75 = 131,874.75/x
  3. Step 3: Cross multiply
    63,888.75x = 131,874.75 × 131,874.75
  4. Step 4: Simplify right side
    63,888.75x = 17,390,949,687.56
  5. Step 5: Solve for x
    x = 17,390,949,687.56/63,888.75
  6. Step 6: Final answer
    x = 272,206.76

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.