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Finding the Fourth Proportional to 133.29, 199.02 and 110.52

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Solution

The fourth proportional to 133.29, 199.02 and 110.52 is: 165.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.29 : 199.02 = 110.52 : x
  2. Step 2: Convert to fraction form
    133.29/199.02 = 110.52/x
  3. Step 3: Cross multiply
    133.29x = 199.02 × 110.52
  4. Step 4: Simplify right side
    133.29x = 21,995.69
  5. Step 5: Solve for x
    x = 21,995.69/133.29
  6. Step 6: Final answer
    x = 165.02

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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.