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Finding the Fourth Proportional to 227.95, 341.89 and 73.87

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Solution

The fourth proportional to 227.95, 341.89 and 73.87 is: 110.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.95 : 341.89 = 73.87 : x
  2. Step 2: Convert to fraction form
    227.95/341.89 = 73.87/x
  3. Step 3: Cross multiply
    227.95x = 341.89 × 73.87
  4. Step 4: Simplify right side
    227.95x = 25,255.41
  5. Step 5: Solve for x
    x = 25,255.41/227.95
  6. Step 6: Final answer
    x = 110.79

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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.