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Finding the Third Proportional to 25,143 and 52,866

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Solution

The third proportional to 25,143 and 52,866 is: 111,156.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,143 : 52,866 = 52,866 : x
  2. Step 2: Convert to fraction form
    25,143/52,866 = 52,866/x
  3. Step 3: Cross multiply
    25,143x = 52,866 × 52,866
  4. Step 4: Simplify right side
    25,143x = 2,794,813,956
  5. Step 5: Solve for x
    x = 2,794,813,956/25,143
  6. Step 6: Final answer
    x = 111,156.74

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.