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Finding the Fourth Proportional to 197.96, 295.70 and 168.93

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Solution

The fourth proportional to 197.96, 295.70 and 168.93 is: 252.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.96 : 295.70 = 168.93 : x
  2. Step 2: Convert to fraction form
    197.96/295.70 = 168.93/x
  3. Step 3: Cross multiply
    197.96x = 295.70 × 168.93
  4. Step 4: Simplify right side
    197.96x = 49,951.76
  5. Step 5: Solve for x
    x = 49,951.76/197.96
  6. Step 6: Final answer
    x = 252.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.