Home / 263,141.78-394,770.99-122,823.86

Finding the Fourth Proportional to 263,141.78, 394,770.99 and 122,823.86

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Solution

The fourth proportional to 263,141.78, 394,770.99 and 122,823.86 is: 184,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,141.78 : 394,770.99 = 122,823.86 : x
  2. Step 2: Convert to fraction form
    263,141.78/394,770.99 = 122,823.86/x
  3. Step 3: Cross multiply
    263,141.78x = 394,770.99 × 122,823.86
  4. Step 4: Simplify right side
    263,141.78x = 48,487,296,807.82
  5. Step 5: Solve for x
    x = 48,487,296,807.82/263,141.78
  6. Step 6: Final answer
    x = 184,263.01

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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.