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Finding the Fourth Proportional to 150.33, 225.65 and 104.52

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Solution

The fourth proportional to 150.33, 225.65 and 104.52 is: 156.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.33 : 225.65 = 104.52 : x
  2. Step 2: Convert to fraction form
    150.33/225.65 = 104.52/x
  3. Step 3: Cross multiply
    150.33x = 225.65 × 104.52
  4. Step 4: Simplify right side
    150.33x = 23,584.94
  5. Step 5: Solve for x
    x = 23,584.94/150.33
  6. Step 6: Final answer
    x = 156.89

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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.