Home / 50,359.44-75,528.36-20,769.60

Finding the Fourth Proportional to 50,359.44, 75,528.36 and 20,769.60

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Solution

The fourth proportional to 50,359.44, 75,528.36 and 20,769.60 is: 31,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,359.44 : 75,528.36 = 20,769.60 : x
  2. Step 2: Convert to fraction form
    50,359.44/75,528.36 = 20,769.60/x
  3. Step 3: Cross multiply
    50,359.44x = 75,528.36 × 20,769.60
  4. Step 4: Simplify right side
    50,359.44x = 1,568,693,825.86
  5. Step 5: Solve for x
    x = 1,568,693,825.86/50,359.44
  6. Step 6: Final answer
    x = 31,149.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.