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Finding the Third Proportional to 20,011 and 36,923

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Solution

The third proportional to 20,011 and 36,923 is: 68,127.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,011 : 36,923 = 36,923 : x
  2. Step 2: Convert to fraction form
    20,011/36,923 = 36,923/x
  3. Step 3: Cross multiply
    20,011x = 36,923 × 36,923
  4. Step 4: Simplify right side
    20,011x = 1,363,307,929
  5. Step 5: Solve for x
    x = 1,363,307,929/20,011
  6. Step 6: Final answer
    x = 68,127.93

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Why These Related Problems?

These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.