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Finding the Third Proportional to 54,654.75 and 83,116.13

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Solution

The third proportional to 54,654.75 and 83,116.13 is: 126,398.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,654.75 : 83,116.13 = 83,116.13 : x
  2. Step 2: Convert to fraction form
    54,654.75/83,116.13 = 83,116.13/x
  3. Step 3: Cross multiply
    54,654.75x = 83,116.13 × 83,116.13
  4. Step 4: Simplify right side
    54,654.75x = 6,908,290,235.02
  5. Step 5: Solve for x
    x = 6,908,290,235.02/54,654.75
  6. Step 6: Final answer
    x = 126,398.72

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.