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Finding the Fourth Proportional to 241.89, 362.69 and 119.98

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Solution

The fourth proportional to 241.89, 362.69 and 119.98 is: 179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.89 : 362.69 = 119.98 : x
  2. Step 2: Convert to fraction form
    241.89/362.69 = 119.98/x
  3. Step 3: Cross multiply
    241.89x = 362.69 × 119.98
  4. Step 4: Simplify right side
    241.89x = 43,515.55
  5. Step 5: Solve for x
    x = 43,515.55/241.89
  6. Step 6: Final answer
    x = 179.90

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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.