Home / 188,183.41-281,906.05-109,131.56

Finding the Fourth Proportional to 188,183.41, 281,906.05 and 109,131.56

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Solution

The fourth proportional to 188,183.41, 281,906.05 and 109,131.56 is: 163,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,183.41 : 281,906.05 = 109,131.56 : x
  2. Step 2: Convert to fraction form
    188,183.41/281,906.05 = 109,131.56/x
  3. Step 3: Cross multiply
    188,183.41x = 281,906.05 × 109,131.56
  4. Step 4: Simplify right side
    188,183.41x = 30,764,847,009.94
  5. Step 5: Solve for x
    x = 30,764,847,009.94/188,183.41
  6. Step 6: Final answer
    x = 163,483.31

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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.