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Finding the Fourth Proportional to 176.44, 244.60 and 167.18

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Solution

The fourth proportional to 176.44, 244.60 and 167.18 is: 231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.44 : 244.60 = 167.18 : x
  2. Step 2: Convert to fraction form
    176.44/244.60 = 167.18/x
  3. Step 3: Cross multiply
    176.44x = 244.60 × 167.18
  4. Step 4: Simplify right side
    176.44x = 40,892.23
  5. Step 5: Solve for x
    x = 40,892.23/176.44
  6. Step 6: Final answer
    x = 231.76

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.