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Finding the Third Proportional to 23,787 and 51,811

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Solution

The third proportional to 23,787 and 51,811 is: 112,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,787 : 51,811 = 51,811 : x
  2. Step 2: Convert to fraction form
    23,787/51,811 = 51,811/x
  3. Step 3: Cross multiply
    23,787x = 51,811 × 51,811
  4. Step 4: Simplify right side
    23,787x = 2,684,379,721
  5. Step 5: Solve for x
    x = 2,684,379,721/23,787
  6. Step 6: Final answer
    x = 112,850.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.