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Finding the Fourth Proportional to 63.94, 88.22 and 44.23

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Solution

The fourth proportional to 63.94, 88.22 and 44.23 is: 61.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.94 : 88.22 = 44.23 : x
  2. Step 2: Convert to fraction form
    63.94/88.22 = 44.23/x
  3. Step 3: Cross multiply
    63.94x = 88.22 × 44.23
  4. Step 4: Simplify right side
    63.94x = 3,901.97
  5. Step 5: Solve for x
    x = 3,901.97/63.94
  6. Step 6: Final answer
    x = 61.03

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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.