Home / 263,376.05-395,184.02-111,614.65

Finding the Fourth Proportional to 263,376.05, 395,184.02 and 111,614.65

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Solution

The fourth proportional to 263,376.05, 395,184.02 and 111,614.65 is: 167,472.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,376.05 : 395,184.02 = 111,614.65 : x
  2. Step 2: Convert to fraction form
    263,376.05/395,184.02 = 111,614.65/x
  3. Step 3: Cross multiply
    263,376.05x = 395,184.02 × 111,614.65
  4. Step 4: Simplify right side
    263,376.05x = 44,108,324,531.86
  5. Step 5: Solve for x
    x = 44,108,324,531.86/263,376.05
  6. Step 6: Final answer
    x = 167,472.80

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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.