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Finding the Fourth Proportional to 196.62, 295.14 and 88.44

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Solution

The fourth proportional to 196.62, 295.14 and 88.44 is: 132.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.62 : 295.14 = 88.44 : x
  2. Step 2: Convert to fraction form
    196.62/295.14 = 88.44/x
  3. Step 3: Cross multiply
    196.62x = 295.14 × 88.44
  4. Step 4: Simplify right side
    196.62x = 26,102.18
  5. Step 5: Solve for x
    x = 26,102.18/196.62
  6. Step 6: Final answer
    x = 132.75

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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.