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Finding the Fourth Proportional to 133.96, 200.62 and 101.48

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Solution

The fourth proportional to 133.96, 200.62 and 101.48 is: 151.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.96 : 200.62 = 101.48 : x
  2. Step 2: Convert to fraction form
    133.96/200.62 = 101.48/x
  3. Step 3: Cross multiply
    133.96x = 200.62 × 101.48
  4. Step 4: Simplify right side
    133.96x = 20,358.92
  5. Step 5: Solve for x
    x = 20,358.92/133.96
  6. Step 6: Final answer
    x = 151.98

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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.