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Finding the Fourth Proportional to 179.96, 247.24 and 173.18

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Solution

The fourth proportional to 179.96, 247.24 and 173.18 is: 237.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.96 : 247.24 = 173.18 : x
  2. Step 2: Convert to fraction form
    179.96/247.24 = 173.18/x
  3. Step 3: Cross multiply
    179.96x = 247.24 × 173.18
  4. Step 4: Simplify right side
    179.96x = 42,817.02
  5. Step 5: Solve for x
    x = 42,817.02/179.96
  6. Step 6: Final answer
    x = 237.93

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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.