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Finding the Fourth Proportional to 37.26, 51.08 and 36.63

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Solution

The fourth proportional to 37.26, 51.08 and 36.63 is: 50.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.26 : 51.08 = 36.63 : x
  2. Step 2: Convert to fraction form
    37.26/51.08 = 36.63/x
  3. Step 3: Cross multiply
    37.26x = 51.08 × 36.63
  4. Step 4: Simplify right side
    37.26x = 1,870.88
  5. Step 5: Solve for x
    x = 1,870.88/37.26
  6. Step 6: Final answer
    x = 50.21

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.