Home / 199,474.56-275,234.55-126,906.26

Finding the Fourth Proportional to 199,474.56, 275,234.55 and 126,906.26

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Solution

The fourth proportional to 199,474.56, 275,234.55 and 126,906.26 is: 175,104.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,474.56 : 275,234.55 = 126,906.26 : x
  2. Step 2: Convert to fraction form
    199,474.56/275,234.55 = 126,906.26/x
  3. Step 3: Cross multiply
    199,474.56x = 275,234.55 × 126,906.26
  4. Step 4: Simplify right side
    199,474.56x = 34,928,985,987.11
  5. Step 5: Solve for x
    x = 34,928,985,987.11/199,474.56
  6. Step 6: Final answer
    x = 175,104.97

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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.