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Finding the Fourth Proportional to 226.94, 340.54 and 88.22

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Solution

The fourth proportional to 226.94, 340.54 and 88.22 is: 132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.94 : 340.54 = 88.22 : x
  2. Step 2: Convert to fraction form
    226.94/340.54 = 88.22/x
  3. Step 3: Cross multiply
    226.94x = 340.54 × 88.22
  4. Step 4: Simplify right side
    226.94x = 30,042.44
  5. Step 5: Solve for x
    x = 30,042.44/226.94
  6. Step 6: Final answer
    x = 132.38

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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.