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Finding the Fourth Proportional to 241.71, 333.50 and 163.17

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Solution

The fourth proportional to 241.71, 333.50 and 163.17 is: 225.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.71 : 333.50 = 163.17 : x
  2. Step 2: Convert to fraction form
    241.71/333.50 = 163.17/x
  3. Step 3: Cross multiply
    241.71x = 333.50 × 163.17
  4. Step 4: Simplify right side
    241.71x = 54,417.20
  5. Step 5: Solve for x
    x = 54,417.20/241.71
  6. Step 6: Final answer
    x = 225.14

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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.