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Finding the Fourth Proportional to 167.08, 252.07 and 159.52

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Solution

The fourth proportional to 167.08, 252.07 and 159.52 is: 240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.08 : 252.07 = 159.52 : x
  2. Step 2: Convert to fraction form
    167.08/252.07 = 159.52/x
  3. Step 3: Cross multiply
    167.08x = 252.07 × 159.52
  4. Step 4: Simplify right side
    167.08x = 40,210.21
  5. Step 5: Solve for x
    x = 40,210.21/167.08
  6. Step 6: Final answer
    x = 240.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.