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Finding the Fourth Proportional to 27,403.20, 41,104.80 and 23,947.20

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Solution

The fourth proportional to 27,403.20, 41,104.80 and 23,947.20 is: 35,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,403.20 : 41,104.80 = 23,947.20 : x
  2. Step 2: Convert to fraction form
    27,403.20/41,104.80 = 23,947.20/x
  3. Step 3: Cross multiply
    27,403.20x = 41,104.80 × 23,947.20
  4. Step 4: Simplify right side
    27,403.20x = 984,344,866.56
  5. Step 5: Solve for x
    x = 984,344,866.56/27,403.20
  6. Step 6: Final answer
    x = 35,920.80

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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.