Home / 57,122.20-85,698.08-33,449.75

Finding the Fourth Proportional to 57,122.20, 85,698.08 and 33,449.75

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Solution

The fourth proportional to 57,122.20, 85,698.08 and 33,449.75 is: 50,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,122.20 : 85,698.08 = 33,449.75 : x
  2. Step 2: Convert to fraction form
    57,122.20/85,698.08 = 33,449.75/x
  3. Step 3: Cross multiply
    57,122.20x = 85,698.08 × 33,449.75
  4. Step 4: Simplify right side
    57,122.20x = 2,866,579,351.48
  5. Step 5: Solve for x
    x = 2,866,579,351.48/57,122.20
  6. Step 6: Final answer
    x = 50,183.28

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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.