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Finding the Fourth Proportional to 175.04, 240.18 and 168.56

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Solution

The fourth proportional to 175.04, 240.18 and 168.56 is: 231.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.04 : 240.18 = 168.56 : x
  2. Step 2: Convert to fraction form
    175.04/240.18 = 168.56/x
  3. Step 3: Cross multiply
    175.04x = 240.18 × 168.56
  4. Step 4: Simplify right side
    175.04x = 40,484.74
  5. Step 5: Solve for x
    x = 40,484.74/175.04
  6. Step 6: Final answer
    x = 231.29

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.