Home / 57,034.72-85,550.62-15,480.64

Finding the Fourth Proportional to 57,034.72, 85,550.62 and 15,480.64

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Solution

The fourth proportional to 57,034.72, 85,550.62 and 15,480.64 is: 23,220.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,034.72 : 85,550.62 = 15,480.64 : x
  2. Step 2: Convert to fraction form
    57,034.72/85,550.62 = 15,480.64/x
  3. Step 3: Cross multiply
    57,034.72x = 85,550.62 × 15,480.64
  4. Step 4: Simplify right side
    57,034.72x = 1,324,378,350.00
  5. Step 5: Solve for x
    x = 1,324,378,350.00/57,034.72
  6. Step 6: Final answer
    x = 23,220.56

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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.