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Finding the Fourth Proportional to 73.98, 111.00 and 41.48

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Solution

The fourth proportional to 73.98, 111.00 and 41.48 is: 62.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.98 : 111.00 = 41.48 : x
  2. Step 2: Convert to fraction form
    73.98/111.00 = 41.48/x
  3. Step 3: Cross multiply
    73.98x = 111.00 × 41.48
  4. Step 4: Simplify right side
    73.98x = 4,604.30
  5. Step 5: Solve for x
    x = 4,604.30/73.98
  6. Step 6: Final answer
    x = 62.24

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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.