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Finding the Fourth Proportional to 197.56, 296.34 and 167.32

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Solution

The fourth proportional to 197.56, 296.34 and 167.32 is: 250.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.56 : 296.34 = 167.32 : x
  2. Step 2: Convert to fraction form
    197.56/296.34 = 167.32/x
  3. Step 3: Cross multiply
    197.56x = 296.34 × 167.32
  4. Step 4: Simplify right side
    197.56x = 49,583.61
  5. Step 5: Solve for x
    x = 49,583.61/197.56
  6. Step 6: Final answer
    x = 250.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.