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Finding the Fourth Proportional to 44.33, 61.23 and 33.39

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Solution

The fourth proportional to 44.33, 61.23 and 33.39 is: 46.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.33 : 61.23 = 33.39 : x
  2. Step 2: Convert to fraction form
    44.33/61.23 = 33.39/x
  3. Step 3: Cross multiply
    44.33x = 61.23 × 33.39
  4. Step 4: Simplify right side
    44.33x = 2,044.47
  5. Step 5: Solve for x
    x = 2,044.47/44.33
  6. Step 6: Final answer
    x = 46.12

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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.