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Finding the Fourth Proportional to 32.33, 44.32 and 31.97

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Solution

The fourth proportional to 32.33, 44.32 and 31.97 is: 43.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.33 : 44.32 = 31.97 : x
  2. Step 2: Convert to fraction form
    32.33/44.32 = 31.97/x
  3. Step 3: Cross multiply
    32.33x = 44.32 × 31.97
  4. Step 4: Simplify right side
    32.33x = 1,416.91
  5. Step 5: Solve for x
    x = 1,416.91/32.33
  6. Step 6: Final answer
    x = 43.83

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.