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Finding the Fourth Proportional to 150.69, 207.72 and 132.33

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Solution

The fourth proportional to 150.69, 207.72 and 132.33 is: 182.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.69 : 207.72 = 132.33 : x
  2. Step 2: Convert to fraction form
    150.69/207.72 = 132.33/x
  3. Step 3: Cross multiply
    150.69x = 207.72 × 132.33
  4. Step 4: Simplify right side
    150.69x = 27,487.59
  5. Step 5: Solve for x
    x = 27,487.59/150.69
  6. Step 6: Final answer
    x = 182.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.