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Finding the Third Proportional to 33,272.75 and 71,749.75

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Solution

The third proportional to 33,272.75 and 71,749.75 is: 154,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.75 : 71,749.75 = 71,749.75 : x
  2. Step 2: Convert to fraction form
    33,272.75/71,749.75 = 71,749.75/x
  3. Step 3: Cross multiply
    33,272.75x = 71,749.75 × 71,749.75
  4. Step 4: Simplify right side
    33,272.75x = 5,148,026,625.06
  5. Step 5: Solve for x
    x = 5,148,026,625.06/33,272.75
  6. Step 6: Final answer
    x = 154,722.01

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.