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Finding the Fourth Proportional to 151.82, 226.62 and 133.59

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Solution

The fourth proportional to 151.82, 226.62 and 133.59 is: 199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.82 : 226.62 = 133.59 : x
  2. Step 2: Convert to fraction form
    151.82/226.62 = 133.59/x
  3. Step 3: Cross multiply
    151.82x = 226.62 × 133.59
  4. Step 4: Simplify right side
    151.82x = 30,275.02
  5. Step 5: Solve for x
    x = 30,275.02/151.82
  6. Step 6: Final answer
    x = 199.42

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.