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Finding the Third Proportional to 33,915 and 53,744

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Solution

The third proportional to 33,915 and 53,744 is: 85,166.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,915 : 53,744 = 53,744 : x
  2. Step 2: Convert to fraction form
    33,915/53,744 = 53,744/x
  3. Step 3: Cross multiply
    33,915x = 53,744 × 53,744
  4. Step 4: Simplify right side
    33,915x = 2,888,417,536
  5. Step 5: Solve for x
    x = 2,888,417,536/33,915
  6. Step 6: Final answer
    x = 85,166.37

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.