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Finding the Third Proportional to 33,950 and 73,128

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Solution

The third proportional to 33,950 and 73,128 is: 157,517.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,950 : 73,128 = 73,128 : x
  2. Step 2: Convert to fraction form
    33,950/73,128 = 73,128/x
  3. Step 3: Cross multiply
    33,950x = 73,128 × 73,128
  4. Step 4: Simplify right side
    33,950x = 5,347,704,384
  5. Step 5: Solve for x
    x = 5,347,704,384/33,950
  6. Step 6: Final answer
    x = 157,517.07

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.