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Finding the Fourth Proportional to 36,824.49, 50,818.37 and 20,057.49

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Solution

The fourth proportional to 36,824.49, 50,818.37 and 20,057.49 is: 27,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,824.49 : 50,818.37 = 20,057.49 : x
  2. Step 2: Convert to fraction form
    36,824.49/50,818.37 = 20,057.49/x
  3. Step 3: Cross multiply
    36,824.49x = 50,818.37 × 20,057.49
  4. Step 4: Simplify right side
    36,824.49x = 1,019,288,847.80
  5. Step 5: Solve for x
    x = 1,019,288,847.80/36,824.49
  6. Step 6: Final answer
    x = 27,679.65

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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.