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Finding the Fourth Proportional to 173.24, 237.97 and 143.96

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Solution

The fourth proportional to 173.24, 237.97 and 143.96 is: 197.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.24 : 237.97 = 143.96 : x
  2. Step 2: Convert to fraction form
    173.24/237.97 = 143.96/x
  3. Step 3: Cross multiply
    173.24x = 237.97 × 143.96
  4. Step 4: Simplify right side
    173.24x = 34,258.16
  5. Step 5: Solve for x
    x = 34,258.16/173.24
  6. Step 6: Final answer
    x = 197.75

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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.