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Finding the Fourth Proportional to 57,496.88, 86,273.76 and 25,928.84

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Solution

The fourth proportional to 57,496.88, 86,273.76 and 25,928.84 is: 38,906.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,496.88 : 86,273.76 = 25,928.84 : x
  2. Step 2: Convert to fraction form
    57,496.88/86,273.76 = 25,928.84/x
  3. Step 3: Cross multiply
    57,496.88x = 86,273.76 × 25,928.84
  4. Step 4: Simplify right side
    57,496.88x = 2,236,978,519.24
  5. Step 5: Solve for x
    x = 2,236,978,519.24/57,496.88
  6. Step 6: Final answer
    x = 38,906.09

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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.