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Finding the Fourth Proportional to 44.08, 60.75 and 31.83

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Solution

The fourth proportional to 44.08, 60.75 and 31.83 is: 43.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.08 : 60.75 = 31.83 : x
  2. Step 2: Convert to fraction form
    44.08/60.75 = 31.83/x
  3. Step 3: Cross multiply
    44.08x = 60.75 × 31.83
  4. Step 4: Simplify right side
    44.08x = 1,933.44
  5. Step 5: Solve for x
    x = 1,933.44/44.08
  6. Step 6: Final answer
    x = 43.86

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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.