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Finding the Fourth Proportional to 226.17, 338.96 and 167.93

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Solution

The fourth proportional to 226.17, 338.96 and 167.93 is: 251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.17 : 338.96 = 167.93 : x
  2. Step 2: Convert to fraction form
    226.17/338.96 = 167.93/x
  3. Step 3: Cross multiply
    226.17x = 338.96 × 167.93
  4. Step 4: Simplify right side
    226.17x = 56,919.02
  5. Step 5: Solve for x
    x = 56,919.02/226.17
  6. Step 6: Final answer
    x = 251.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.