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Finding the Third Proportional to 24,986 and 54,072

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Solution

The third proportional to 24,986 and 54,072 is: 117,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,986 : 54,072 = 54,072 : x
  2. Step 2: Convert to fraction form
    24,986/54,072 = 54,072/x
  3. Step 3: Cross multiply
    24,986x = 54,072 × 54,072
  4. Step 4: Simplify right side
    24,986x = 2,923,781,184
  5. Step 5: Solve for x
    x = 2,923,781,184/24,986
  6. Step 6: Final answer
    x = 117,016.78

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.