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Finding the Fourth Proportional to 44.02, 60.72 and 27.63

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Solution

The fourth proportional to 44.02, 60.72 and 27.63 is: 38.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.02 : 60.72 = 27.63 : x
  2. Step 2: Convert to fraction form
    44.02/60.72 = 27.63/x
  3. Step 3: Cross multiply
    44.02x = 60.72 × 27.63
  4. Step 4: Simplify right side
    44.02x = 1,677.99
  5. Step 5: Solve for x
    x = 1,677.99/44.02
  6. Step 6: Final answer
    x = 38.12

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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.