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Finding the Third Proportional to 54,181.13 and 71,892

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Solution

The third proportional to 54,181.13 and 71,892 is: 95,392.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,181.13 : 71,892 = 71,892 : x
  2. Step 2: Convert to fraction form
    54,181.13/71,892 = 71,892/x
  3. Step 3: Cross multiply
    54,181.13x = 71,892 × 71,892
  4. Step 4: Simplify right side
    54,181.13x = 5,168,459,664
  5. Step 5: Solve for x
    x = 5,168,459,664/54,181.13
  6. Step 6: Final answer
    x = 95,392.25

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.