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Finding the Fourth Proportional to 44.96, 62 and 38.88

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Solution

The fourth proportional to 44.96, 62 and 38.88 is: 53.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.96 : 62 = 38.88 : x
  2. Step 2: Convert to fraction form
    44.96/62 = 38.88/x
  3. Step 3: Cross multiply
    44.96x = 62 × 38.88
  4. Step 4: Simplify right side
    44.96x = 2,410.56
  5. Step 5: Solve for x
    x = 2,410.56/44.96
  6. Step 6: Final answer
    x = 53.62

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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.