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Finding the Fourth Proportional to 37.14, 50.90 and 36.76

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Solution

The fourth proportional to 37.14, 50.90 and 36.76 is: 50.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.14 : 50.90 = 36.76 : x
  2. Step 2: Convert to fraction form
    37.14/50.90 = 36.76/x
  3. Step 3: Cross multiply
    37.14x = 50.90 × 36.76
  4. Step 4: Simplify right side
    37.14x = 1,871.08
  5. Step 5: Solve for x
    x = 1,871.08/37.14
  6. Step 6: Final answer
    x = 50.38

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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.