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Finding the Fourth Proportional to 144.96, 199.56 and 119.04

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Solution

The fourth proportional to 144.96, 199.56 and 119.04 is: 163.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    144.96 : 199.56 = 119.04 : x
  2. Step 2: Convert to fraction form
    144.96/199.56 = 119.04/x
  3. Step 3: Cross multiply
    144.96x = 199.56 × 119.04
  4. Step 4: Simplify right side
    144.96x = 23,755.62
  5. Step 5: Solve for x
    x = 23,755.62/144.96
  6. Step 6: Final answer
    x = 163.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.