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Finding the Fourth Proportional to 174.62, 241 and 109.20

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Solution

The fourth proportional to 174.62, 241 and 109.20 is: 150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.62 : 241 = 109.20 : x
  2. Step 2: Convert to fraction form
    174.62/241 = 109.20/x
  3. Step 3: Cross multiply
    174.62x = 241 × 109.20
  4. Step 4: Simplify right side
    174.62x = 26,317.20
  5. Step 5: Solve for x
    x = 26,317.20/174.62
  6. Step 6: Final answer
    x = 150.71

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