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Finding the Fourth Proportional to 197.56, 296.04 and 124.44

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Solution

The fourth proportional to 197.56, 296.04 and 124.44 is: 186.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.56 : 296.04 = 124.44 : x
  2. Step 2: Convert to fraction form
    197.56/296.04 = 124.44/x
  3. Step 3: Cross multiply
    197.56x = 296.04 × 124.44
  4. Step 4: Simplify right side
    197.56x = 36,839.22
  5. Step 5: Solve for x
    x = 36,839.22/197.56
  6. Step 6: Final answer
    x = 186.47

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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.