Home / 36,169.20-49,912.88-20,253.60

Finding the Fourth Proportional to 36,169.20, 49,912.88 and 20,253.60

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Solution

The fourth proportional to 36,169.20, 49,912.88 and 20,253.60 is: 27,949.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,169.20 : 49,912.88 = 20,253.60 : x
  2. Step 2: Convert to fraction form
    36,169.20/49,912.88 = 20,253.60/x
  3. Step 3: Cross multiply
    36,169.20x = 49,912.88 × 20,253.60
  4. Step 4: Simplify right side
    36,169.20x = 1,010,915,506.37
  5. Step 5: Solve for x
    x = 1,010,915,506.37/36,169.20
  6. Step 6: Final answer
    x = 27,949.62

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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.