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Finding the Fourth Proportional to 63.95, 88.24 and 37.73

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Solution

The fourth proportional to 63.95, 88.24 and 37.73 is: 52.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.95 : 88.24 = 37.73 : x
  2. Step 2: Convert to fraction form
    63.95/88.24 = 37.73/x
  3. Step 3: Cross multiply
    63.95x = 88.24 × 37.73
  4. Step 4: Simplify right side
    63.95x = 3,329.40
  5. Step 5: Solve for x
    x = 3,329.40/63.95
  6. Step 6: Final answer
    x = 52.06

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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.