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Finding the Fourth Proportional to 46.31, 63.85 and 32.54

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Solution

The fourth proportional to 46.31, 63.85 and 32.54 is: 44.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.31 : 63.85 = 32.54 : x
  2. Step 2: Convert to fraction form
    46.31/63.85 = 32.54/x
  3. Step 3: Cross multiply
    46.31x = 63.85 × 32.54
  4. Step 4: Simplify right side
    46.31x = 2,077.28
  5. Step 5: Solve for x
    x = 2,077.28/46.31
  6. Step 6: Final answer
    x = 44.86

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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.