Home / 207,633.86-311,207.82-95,324.91

Finding the Fourth Proportional to 207,633.86, 311,207.82 and 95,324.91

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Solution

The fourth proportional to 207,633.86, 311,207.82 and 95,324.91 is: 142,875.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,633.86 : 311,207.82 = 95,324.91 : x
  2. Step 2: Convert to fraction form
    207,633.86/311,207.82 = 95,324.91/x
  3. Step 3: Cross multiply
    207,633.86x = 311,207.82 × 95,324.91
  4. Step 4: Simplify right side
    207,633.86x = 29,665,858,632.68
  5. Step 5: Solve for x
    x = 29,665,858,632.68/207,633.86
  6. Step 6: Final answer
    x = 142,875.83

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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.