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Finding the Fourth Proportional to 241.03, 361.59 and 132.79

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Solution

The fourth proportional to 241.03, 361.59 and 132.79 is: 199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.03 : 361.59 = 132.79 : x
  2. Step 2: Convert to fraction form
    241.03/361.59 = 132.79/x
  3. Step 3: Cross multiply
    241.03x = 361.59 × 132.79
  4. Step 4: Simplify right side
    241.03x = 48,015.54
  5. Step 5: Solve for x
    x = 48,015.54/241.03
  6. Step 6: Final answer
    x = 199.21

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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.