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Finding the Fourth Proportional to 197.12, 296 and 101.04

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Solution

The fourth proportional to 197.12, 296 and 101.04 is: 151.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.12 : 296 = 101.04 : x
  2. Step 2: Convert to fraction form
    197.12/296 = 101.04/x
  3. Step 3: Cross multiply
    197.12x = 296 × 101.04
  4. Step 4: Simplify right side
    197.12x = 29,907.84
  5. Step 5: Solve for x
    x = 29,907.84/197.12
  6. Step 6: Final answer
    x = 151.72

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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.