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Finding the Fourth Proportional to 224.73, 336.83 and 159.66

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Solution

The fourth proportional to 224.73, 336.83 and 159.66 is: 239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.73 : 336.83 = 159.66 : x
  2. Step 2: Convert to fraction form
    224.73/336.83 = 159.66/x
  3. Step 3: Cross multiply
    224.73x = 336.83 × 159.66
  4. Step 4: Simplify right side
    224.73x = 53,777.48
  5. Step 5: Solve for x
    x = 53,777.48/224.73
  6. Step 6: Final answer
    x = 239.30

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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.