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Finding the Fourth Proportional to 174.33, 240.67 and 119.17

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Solution

The fourth proportional to 174.33, 240.67 and 119.17 is: 164.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.33 : 240.67 = 119.17 : x
  2. Step 2: Convert to fraction form
    174.33/240.67 = 119.17/x
  3. Step 3: Cross multiply
    174.33x = 240.67 × 119.17
  4. Step 4: Simplify right side
    174.33x = 28,680.05
  5. Step 5: Solve for x
    x = 28,680.05/174.33
  6. Step 6: Final answer
    x = 164.52

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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.