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Finding the Fourth Proportional to 227.84, 341.80 and 73.82

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Solution

The fourth proportional to 227.84, 341.80 and 73.82 is: 110.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.84 : 341.80 = 73.82 : x
  2. Step 2: Convert to fraction form
    227.84/341.80 = 73.82/x
  3. Step 3: Cross multiply
    227.84x = 341.80 × 73.82
  4. Step 4: Simplify right side
    227.84x = 25,231.68
  5. Step 5: Solve for x
    x = 25,231.68/227.84
  6. Step 6: Final answer
    x = 110.74

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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.