Home / 319,786.56-479,596.26-95,086.44

Finding the Fourth Proportional to 319,786.56, 479,596.26 and 95,086.44

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Solution

The fourth proportional to 319,786.56, 479,596.26 and 95,086.44 is: 142,604.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,786.56 : 479,596.26 = 95,086.44 : x
  2. Step 2: Convert to fraction form
    319,786.56/479,596.26 = 95,086.44/x
  3. Step 3: Cross multiply
    319,786.56x = 479,596.26 × 95,086.44
  4. Step 4: Simplify right side
    319,786.56x = 45,603,101,000.71
  5. Step 5: Solve for x
    x = 45,603,101,000.71/319,786.56
  6. Step 6: Final answer
    x = 142,604.81

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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.