Home / 263,125.73-394,622.92-103,234.16

Finding the Fourth Proportional to 263,125.73, 394,622.92 and 103,234.16

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Solution

The fourth proportional to 263,125.73, 394,622.92 and 103,234.16 is: 154,825.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,125.73 : 394,622.92 = 103,234.16 : x
  2. Step 2: Convert to fraction form
    263,125.73/394,622.92 = 103,234.16/x
  3. Step 3: Cross multiply
    263,125.73x = 394,622.92 × 103,234.16
  4. Step 4: Simplify right side
    263,125.73x = 40,738,566,778.55
  5. Step 5: Solve for x
    x = 40,738,566,778.55/263,125.73
  6. Step 6: Final answer
    x = 154,825.48

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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.