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Finding the Fourth Proportional to 36,806.67, 50,793.21 and 20,039.67

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Solution

The fourth proportional to 36,806.67, 50,793.21 and 20,039.67 is: 27,654.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,806.67 : 50,793.21 = 20,039.67 : x
  2. Step 2: Convert to fraction form
    36,806.67/50,793.21 = 20,039.67/x
  3. Step 3: Cross multiply
    36,806.67x = 50,793.21 × 20,039.67
  4. Step 4: Simplify right side
    36,806.67x = 1,017,879,166.64
  5. Step 5: Solve for x
    x = 1,017,879,166.64/36,806.67
  6. Step 6: Final answer
    x = 27,654.75

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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.