Home / 263,721.21-395,729.43-106,060.38

Finding the Fourth Proportional to 263,721.21, 395,729.43 and 106,060.38

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Solution

The fourth proportional to 263,721.21, 395,729.43 and 106,060.38 is: 159,149.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,721.21 : 395,729.43 = 106,060.38 : x
  2. Step 2: Convert to fraction form
    263,721.21/395,729.43 = 106,060.38/x
  3. Step 3: Cross multiply
    263,721.21x = 395,729.43 × 106,060.38
  4. Step 4: Simplify right side
    263,721.21x = 41,971,213,722.98
  5. Step 5: Solve for x
    x = 41,971,213,722.98/263,721.21
  6. Step 6: Final answer
    x = 159,149.94

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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.