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Finding the Fourth Proportional to 63.93, 88.28 and 44.58

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Solution

The fourth proportional to 63.93, 88.28 and 44.58 is: 61.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.93 : 88.28 = 44.58 : x
  2. Step 2: Convert to fraction form
    63.93/88.28 = 44.58/x
  3. Step 3: Cross multiply
    63.93x = 88.28 × 44.58
  4. Step 4: Simplify right side
    63.93x = 3,935.30
  5. Step 5: Solve for x
    x = 3,935.30/63.93
  6. Step 6: Final answer
    x = 61.56

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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.