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Finding the Fourth Proportional to 241.71, 362.58 and 161.13

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Solution

The fourth proportional to 241.71, 362.58 and 161.13 is: 241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.71 : 362.58 = 161.13 : x
  2. Step 2: Convert to fraction form
    241.71/362.58 = 161.13/x
  3. Step 3: Cross multiply
    241.71x = 362.58 × 161.13
  4. Step 4: Simplify right side
    241.71x = 58,422.52
  5. Step 5: Solve for x
    x = 58,422.52/241.71
  6. Step 6: Final answer
    x = 241.70

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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.