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Finding the Fourth Proportional to 241.43, 362.07 and 68.09

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Solution

The fourth proportional to 241.43, 362.07 and 68.09 is: 102.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.43 : 362.07 = 68.09 : x
  2. Step 2: Convert to fraction form
    241.43/362.07 = 68.09/x
  3. Step 3: Cross multiply
    241.43x = 362.07 × 68.09
  4. Step 4: Simplify right side
    241.43x = 24,651.54
  5. Step 5: Solve for x
    x = 24,651.54/241.43
  6. Step 6: Final answer
    x = 102.11

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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.