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Finding the Fourth Proportional to 37.17, 51.38 and 33.98

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Solution

The fourth proportional to 37.17, 51.38 and 33.98 is: 46.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.17 : 51.38 = 33.98 : x
  2. Step 2: Convert to fraction form
    37.17/51.38 = 33.98/x
  3. Step 3: Cross multiply
    37.17x = 51.38 × 33.98
  4. Step 4: Simplify right side
    37.17x = 1,745.72
  5. Step 5: Solve for x
    x = 1,745.72/37.17
  6. Step 6: Final answer
    x = 46.97

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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.