Home / 225,806.24-311,613.04-123,832.41

Finding the Fourth Proportional to 225,806.24, 311,613.04 and 123,832.41

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Solution

The fourth proportional to 225,806.24, 311,613.04 and 123,832.41 is: 170,888.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,806.24 : 311,613.04 = 123,832.41 : x
  2. Step 2: Convert to fraction form
    225,806.24/311,613.04 = 123,832.41/x
  3. Step 3: Cross multiply
    225,806.24x = 311,613.04 × 123,832.41
  4. Step 4: Simplify right side
    225,806.24x = 38,587,793,421.05
  5. Step 5: Solve for x
    x = 38,587,793,421.05/225,806.24
  6. Step 6: Final answer
    x = 170,888.96

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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.