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Finding the Fourth Proportional to 25,163.68, 37,747.68 and 8,528.44

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Solution

The fourth proportional to 25,163.68, 37,747.68 and 8,528.44 is: 12,793.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,163.68 : 37,747.68 = 8,528.44 : x
  2. Step 2: Convert to fraction form
    25,163.68/37,747.68 = 8,528.44/x
  3. Step 3: Cross multiply
    25,163.68x = 37,747.68 × 8,528.44
  4. Step 4: Simplify right side
    25,163.68x = 321,928,824.02
  5. Step 5: Solve for x
    x = 321,928,824.02/25,163.68
  6. Step 6: Final answer
    x = 12,793.39

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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.