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Finding the Fourth Proportional to 26,528.80, 39,793.20 and 24,800.80

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Solution

The fourth proportional to 26,528.80, 39,793.20 and 24,800.80 is: 37,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,528.80 : 39,793.20 = 24,800.80 : x
  2. Step 2: Convert to fraction form
    26,528.80/39,793.20 = 24,800.80/x
  3. Step 3: Cross multiply
    26,528.80x = 39,793.20 × 24,800.80
  4. Step 4: Simplify right side
    26,528.80x = 986,903,194.56
  5. Step 5: Solve for x
    x = 986,903,194.56/26,528.80
  6. Step 6: Final answer
    x = 37,201.20

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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.