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Finding the Fourth Proportional to 241.98, 333.52 and 168.18

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Solution

The fourth proportional to 241.98, 333.52 and 168.18 is: 231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.98 : 333.52 = 168.18 : x
  2. Step 2: Convert to fraction form
    241.98/333.52 = 168.18/x
  3. Step 3: Cross multiply
    241.98x = 333.52 × 168.18
  4. Step 4: Simplify right side
    241.98x = 56,091.39
  5. Step 5: Solve for x
    x = 56,091.39/241.98
  6. Step 6: Final answer
    x = 231.80

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Why These Related Problems?

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