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Finding the Fourth Proportional to 241.96, 333.78 and 168.34

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Solution

The fourth proportional to 241.96, 333.78 and 168.34 is: 232.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.96 : 333.78 = 168.34 : x
  2. Step 2: Convert to fraction form
    241.96/333.78 = 168.34/x
  3. Step 3: Cross multiply
    241.96x = 333.78 × 168.34
  4. Step 4: Simplify right side
    241.96x = 56,188.53
  5. Step 5: Solve for x
    x = 56,188.53/241.96
  6. Step 6: Final answer
    x = 232.22

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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.