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Finding the Fourth Proportional to 229.42, 344.22 and 101.08

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Solution

The fourth proportional to 229.42, 344.22 and 101.08 is: 151.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.42 : 344.22 = 101.08 : x
  2. Step 2: Convert to fraction form
    229.42/344.22 = 101.08/x
  3. Step 3: Cross multiply
    229.42x = 344.22 × 101.08
  4. Step 4: Simplify right side
    229.42x = 34,793.76
  5. Step 5: Solve for x
    x = 34,793.76/229.42
  6. Step 6: Final answer
    x = 151.66

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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.