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Finding the Third Proportional to 63,119.25 and 81,253.13

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Solution

The third proportional to 63,119.25 and 81,253.13 is: 104,596.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,119.25 : 81,253.13 = 81,253.13 : x
  2. Step 2: Convert to fraction form
    63,119.25/81,253.13 = 81,253.13/x
  3. Step 3: Cross multiply
    63,119.25x = 81,253.13 × 81,253.13
  4. Step 4: Simplify right side
    63,119.25x = 6,602,070,322.27
  5. Step 5: Solve for x
    x = 6,602,070,322.27/63,119.25
  6. Step 6: Final answer
    x = 104,596.78

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Why These Related Problems?

These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.