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Finding the Third Proportional to 12,652 and 20,108

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Solution

The third proportional to 12,652 and 20,108 is: 31,957.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,652 : 20,108 = 20,108 : x
  2. Step 2: Convert to fraction form
    12,652/20,108 = 20,108/x
  3. Step 3: Cross multiply
    12,652x = 20,108 × 20,108
  4. Step 4: Simplify right side
    12,652x = 404,331,664
  5. Step 5: Solve for x
    x = 404,331,664/12,652
  6. Step 6: Final answer
    x = 31,957.92

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.