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Finding the Fourth Proportional to 227.44, 341.16 and 83.08

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Solution

The fourth proportional to 227.44, 341.16 and 83.08 is: 124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.44 : 341.16 = 83.08 : x
  2. Step 2: Convert to fraction form
    227.44/341.16 = 83.08/x
  3. Step 3: Cross multiply
    227.44x = 341.16 × 83.08
  4. Step 4: Simplify right side
    227.44x = 28,343.57
  5. Step 5: Solve for x
    x = 28,343.57/227.44
  6. Step 6: Final answer
    x = 124.62

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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.