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Finding the Fourth Proportional to 44.24, 60.99 and 36.05

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Solution

The fourth proportional to 44.24, 60.99 and 36.05 is: 49.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.24 : 60.99 = 36.05 : x
  2. Step 2: Convert to fraction form
    44.24/60.99 = 36.05/x
  3. Step 3: Cross multiply
    44.24x = 60.99 × 36.05
  4. Step 4: Simplify right side
    44.24x = 2,198.69
  5. Step 5: Solve for x
    x = 2,198.69/44.24
  6. Step 6: Final answer
    x = 49.70

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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.