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Finding the Fourth Proportional to 36,893, 50,912.52 and 20,126

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Solution

The fourth proportional to 36,893, 50,912.52 and 20,126 is: 27,773.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,893 : 50,912.52 = 20,126 : x
  2. Step 2: Convert to fraction form
    36,893/50,912.52 = 20,126/x
  3. Step 3: Cross multiply
    36,893x = 50,912.52 × 20,126
  4. Step 4: Simplify right side
    36,893x = 1,024,665,377.52
  5. Step 5: Solve for x
    x = 1,024,665,377.52/36,893
  6. Step 6: Final answer
    x = 27,773.98

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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.