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Finding the Third Proportional to 75.94 and 166.11

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Solution

The third proportional to 75.94 and 166.11 is: 363.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75.94 : 166.11 = 166.11 : x
  2. Step 2: Convert to fraction form
    75.94/166.11 = 166.11/x
  3. Step 3: Cross multiply
    75.94x = 166.11 × 166.11
  4. Step 4: Simplify right side
    75.94x = 27,593.62
  5. Step 5: Solve for x
    x = 27,593.62/75.94
  6. Step 6: Final answer
    x = 363.37

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.