Home / 126,220.86-189,290.18-41,958.42

Finding the Fourth Proportional to 126,220.86, 189,290.18 and 41,958.42

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Solution

The fourth proportional to 126,220.86, 189,290.18 and 41,958.42 is: 62,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,220.86 : 189,290.18 = 41,958.42 : x
  2. Step 2: Convert to fraction form
    126,220.86/189,290.18 = 41,958.42/x
  3. Step 3: Cross multiply
    126,220.86x = 189,290.18 × 41,958.42
  4. Step 4: Simplify right side
    126,220.86x = 7,942,316,874.32
  5. Step 5: Solve for x
    x = 7,942,316,874.32/126,220.86
  6. Step 6: Final answer
    x = 62,923.96

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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.