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Finding the Fourth Proportional to 150.27, 225.04 and 109.95

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Solution

The fourth proportional to 150.27, 225.04 and 109.95 is: 164.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.27 : 225.04 = 109.95 : x
  2. Step 2: Convert to fraction form
    150.27/225.04 = 109.95/x
  3. Step 3: Cross multiply
    150.27x = 225.04 × 109.95
  4. Step 4: Simplify right side
    150.27x = 24,743.15
  5. Step 5: Solve for x
    x = 24,743.15/150.27
  6. Step 6: Final answer
    x = 164.66

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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.