Home / 67,193.44-100,716.32-27,729.20

Finding the Fourth Proportional to 67,193.44, 100,716.32 and 27,729.20

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Solution

The fourth proportional to 67,193.44, 100,716.32 and 27,729.20 is: 41,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,193.44 : 100,716.32 = 27,729.20 : x
  2. Step 2: Convert to fraction form
    67,193.44/100,716.32 = 27,729.20/x
  3. Step 3: Cross multiply
    67,193.44x = 100,716.32 × 27,729.20
  4. Step 4: Simplify right side
    67,193.44x = 2,792,782,980.54
  5. Step 5: Solve for x
    x = 2,792,782,980.54/67,193.44
  6. Step 6: Final answer
    x = 41,563.33

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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.