Home / 263,135.12-394,529.16-94,570.88

Finding the Fourth Proportional to 263,135.12, 394,529.16 and 94,570.88

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Solution

The fourth proportional to 263,135.12, 394,529.16 and 94,570.88 is: 141,793.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,135.12 : 394,529.16 = 94,570.88 : x
  2. Step 2: Convert to fraction form
    263,135.12/394,529.16 = 94,570.88/x
  3. Step 3: Cross multiply
    263,135.12x = 394,529.16 × 94,570.88
  4. Step 4: Simplify right side
    263,135.12x = 37,310,969,846.86
  5. Step 5: Solve for x
    x = 37,310,969,846.86/263,135.12
  6. Step 6: Final answer
    x = 141,793.96

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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.