Home / 100,163.92-150,245.31-25,283.75

Finding the Fourth Proportional to 100,163.92, 150,245.31 and 25,283.75

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Solution

The fourth proportional to 100,163.92, 150,245.31 and 25,283.75 is: 37,925.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,163.92 : 150,245.31 = 25,283.75 : x
  2. Step 2: Convert to fraction form
    100,163.92/150,245.31 = 25,283.75/x
  3. Step 3: Cross multiply
    100,163.92x = 150,245.31 × 25,283.75
  4. Step 4: Simplify right side
    100,163.92x = 3,798,765,232.33
  5. Step 5: Solve for x
    x = 3,798,765,232.33/100,163.92
  6. Step 6: Final answer
    x = 37,925.49

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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.