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Finding the Fourth Proportional to 36,773.70, 50,748.57 and 20,007.78

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Solution

The fourth proportional to 36,773.70, 50,748.57 and 20,007.78 is: 27,611.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,773.70 : 50,748.57 = 20,007.78 : x
  2. Step 2: Convert to fraction form
    36,773.70/50,748.57 = 20,007.78/x
  3. Step 3: Cross multiply
    36,773.70x = 50,748.57 × 20,007.78
  4. Step 4: Simplify right side
    36,773.70x = 1,015,366,223.87
  5. Step 5: Solve for x
    x = 1,015,366,223.87/36,773.70
  6. Step 6: Final answer
    x = 27,611.21

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1.5x scale

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.