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Finding the Fourth Proportional to 174.52, 240.08 and 169.64

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Solution

The fourth proportional to 174.52, 240.08 and 169.64 is: 233.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.52 : 240.08 = 169.64 : x
  2. Step 2: Convert to fraction form
    174.52/240.08 = 169.64/x
  3. Step 3: Cross multiply
    174.52x = 240.08 × 169.64
  4. Step 4: Simplify right side
    174.52x = 40,727.17
  5. Step 5: Solve for x
    x = 40,727.17/174.52
  6. Step 6: Final answer
    x = 233.37

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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.