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Finding the Fourth Proportional to 175.14, 242.01 and 166.73

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Solution

The fourth proportional to 175.14, 242.01 and 166.73 is: 230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.14 : 242.01 = 166.73 : x
  2. Step 2: Convert to fraction form
    175.14/242.01 = 166.73/x
  3. Step 3: Cross multiply
    175.14x = 242.01 × 166.73
  4. Step 4: Simplify right side
    175.14x = 40,349.12
  5. Step 5: Solve for x
    x = 40,349.12/175.14
  6. Step 6: Final answer
    x = 230.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.