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Finding the Fourth Proportional to 46.28, 63.96 and 44.30

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Solution

The fourth proportional to 46.28, 63.96 and 44.30 is: 61.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.28 : 63.96 = 44.30 : x
  2. Step 2: Convert to fraction form
    46.28/63.96 = 44.30/x
  3. Step 3: Cross multiply
    46.28x = 63.96 × 44.30
  4. Step 4: Simplify right side
    46.28x = 2,833.43
  5. Step 5: Solve for x
    x = 2,833.43/46.28
  6. Step 6: Final answer
    x = 61.22

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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.