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Finding the Fourth Proportional to 36,851.67, 50,855.35 and 20,084.67

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Solution

The fourth proportional to 36,851.67, 50,855.35 and 20,084.67 is: 27,716.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,851.67 : 50,855.35 = 20,084.67 : x
  2. Step 2: Convert to fraction form
    36,851.67/50,855.35 = 20,084.67/x
  3. Step 3: Cross multiply
    36,851.67x = 50,855.35 × 20,084.67
  4. Step 4: Simplify right side
    36,851.67x = 1,021,412,922.48
  5. Step 5: Solve for x
    x = 1,021,412,922.48/36,851.67
  6. Step 6: Final answer
    x = 27,716.87

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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.