Home / 57,120.44-85,700.92-25,527.60

Finding the Fourth Proportional to 57,120.44, 85,700.92 and 25,527.60

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Solution

The fourth proportional to 57,120.44, 85,700.92 and 25,527.60 is: 38,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,120.44 : 85,700.92 = 25,527.60 : x
  2. Step 2: Convert to fraction form
    57,120.44/85,700.92 = 25,527.60/x
  3. Step 3: Cross multiply
    57,120.44x = 85,700.92 × 25,527.60
  4. Step 4: Simplify right side
    57,120.44x = 2,187,738,805.39
  5. Step 5: Solve for x
    x = 2,187,738,805.39/57,120.44
  6. Step 6: Final answer
    x = 38,300.45

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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.