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Finding the Fourth Proportional to 37.46, 51.74 and 29.32

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Solution

The fourth proportional to 37.46, 51.74 and 29.32 is: 40.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.46 : 51.74 = 29.32 : x
  2. Step 2: Convert to fraction form
    37.46/51.74 = 29.32/x
  3. Step 3: Cross multiply
    37.46x = 51.74 × 29.32
  4. Step 4: Simplify right side
    37.46x = 1,517.02
  5. Step 5: Solve for x
    x = 1,517.02/37.46
  6. Step 6: Final answer
    x = 40.50

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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.