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Finding the Fourth Proportional to 62.46, 93.41 and 54.96

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Solution

The fourth proportional to 62.46, 93.41 and 54.96 is: 82.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.46 : 93.41 = 54.96 : x
  2. Step 2: Convert to fraction form
    62.46/93.41 = 54.96/x
  3. Step 3: Cross multiply
    62.46x = 93.41 × 54.96
  4. Step 4: Simplify right side
    62.46x = 5,133.54
  5. Step 5: Solve for x
    x = 5,133.54/62.46
  6. Step 6: Final answer
    x = 82.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.