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Finding the Third Proportional to 33.94 and 72.94

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Solution

The third proportional to 33.94 and 72.94 is: 156.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.94 : 72.94 = 72.94 : x
  2. Step 2: Convert to fraction form
    33.94/72.94 = 72.94/x
  3. Step 3: Cross multiply
    33.94x = 72.94 × 72.94
  4. Step 4: Simplify right side
    33.94x = 5,319.88
  5. Step 5: Solve for x
    x = 5,319.88/33.94
  6. Step 6: Final answer
    x = 156.76

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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.