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Finding the Fourth Proportional to 36,806.87, 50,793.49 and 20,039.87

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Solution

The fourth proportional to 36,806.87, 50,793.49 and 20,039.87 is: 27,655.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,806.87 : 50,793.49 = 20,039.87 : x
  2. Step 2: Convert to fraction form
    36,806.87/50,793.49 = 20,039.87/x
  3. Step 3: Cross multiply
    36,806.87x = 50,793.49 × 20,039.87
  4. Step 4: Simplify right side
    36,806.87x = 1,017,894,682.48
  5. Step 5: Solve for x
    x = 1,017,894,682.48/36,806.87
  6. Step 6: Final answer
    x = 27,655.02

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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.