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Finding the Fourth Proportional to 229.82, 344.72 and 58.82

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Solution

The fourth proportional to 229.82, 344.72 and 58.82 is: 88.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.82 : 344.72 = 58.82 : x
  2. Step 2: Convert to fraction form
    229.82/344.72 = 58.82/x
  3. Step 3: Cross multiply
    229.82x = 344.72 × 58.82
  4. Step 4: Simplify right side
    229.82x = 20,276.43
  5. Step 5: Solve for x
    x = 20,276.43/229.82
  6. Step 6: Final answer
    x = 88.23

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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.