Home / 163,940.33-226,249.23-91,348.03

Finding the Fourth Proportional to 163,940.33, 226,249.23 and 91,348.03

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Solution

The fourth proportional to 163,940.33, 226,249.23 and 91,348.03 is: 126,066.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,940.33 : 226,249.23 = 91,348.03 : x
  2. Step 2: Convert to fraction form
    163,940.33/226,249.23 = 91,348.03/x
  3. Step 3: Cross multiply
    163,940.33x = 226,249.23 × 91,348.03
  4. Step 4: Simplify right side
    163,940.33x = 20,667,422,074.88
  5. Step 5: Solve for x
    x = 20,667,422,074.88/163,940.33
  6. Step 6: Final answer
    x = 126,066.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.