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Finding the Third Proportional to 20,149 and 41,595

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Solution

The third proportional to 20,149 and 41,595 is: 85,867.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,149 : 41,595 = 41,595 : x
  2. Step 2: Convert to fraction form
    20,149/41,595 = 41,595/x
  3. Step 3: Cross multiply
    20,149x = 41,595 × 41,595
  4. Step 4: Simplify right side
    20,149x = 1,730,144,025
  5. Step 5: Solve for x
    x = 1,730,144,025/20,149
  6. Step 6: Final answer
    x = 85,867.49

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.