Home / 263,270.15-394,547.38-111,340.94

Finding the Fourth Proportional to 263,270.15, 394,547.38 and 111,340.94

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Solution

The fourth proportional to 263,270.15, 394,547.38 and 111,340.94 is: 166,860.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,270.15 : 394,547.38 = 111,340.94 : x
  2. Step 2: Convert to fraction form
    263,270.15/394,547.38 = 111,340.94/x
  3. Step 3: Cross multiply
    263,270.15x = 394,547.38 × 111,340.94
  4. Step 4: Simplify right side
    263,270.15x = 43,929,273,912.65
  5. Step 5: Solve for x
    x = 43,929,273,912.65/263,270.15
  6. Step 6: Final answer
    x = 166,860.06

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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.