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Finding the Third Proportional to 25,687.13 and 54,654.75

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Solution

The third proportional to 25,687.13 and 54,654.75 is: 116,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,687.13 : 54,654.75 = 54,654.75 : x
  2. Step 2: Convert to fraction form
    25,687.13/54,654.75 = 54,654.75/x
  3. Step 3: Cross multiply
    25,687.13x = 54,654.75 × 54,654.75
  4. Step 4: Simplify right side
    25,687.13x = 2,987,141,697.56
  5. Step 5: Solve for x
    x = 2,987,141,697.56/25,687.13
  6. Step 6: Final answer
    x = 116,289.45

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.