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Finding the Fourth Proportional to 46.56, 64.17 and 32.73

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Solution

The fourth proportional to 46.56, 64.17 and 32.73 is: 45.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.56 : 64.17 = 32.73 : x
  2. Step 2: Convert to fraction form
    46.56/64.17 = 32.73/x
  3. Step 3: Cross multiply
    46.56x = 64.17 × 32.73
  4. Step 4: Simplify right side
    46.56x = 2,100.28
  5. Step 5: Solve for x
    x = 2,100.28/46.56
  6. Step 6: Final answer
    x = 45.11

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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.