Home / 41,939.82-62,879.20-19,740.86

Finding the Fourth Proportional to 41,939.82, 62,879.20 and 19,740.86

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Solution

The fourth proportional to 41,939.82, 62,879.20 and 19,740.86 is: 29,596.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,939.82 : 62,879.20 = 19,740.86 : x
  2. Step 2: Convert to fraction form
    41,939.82/62,879.20 = 19,740.86/x
  3. Step 3: Cross multiply
    41,939.82x = 62,879.20 × 19,740.86
  4. Step 4: Simplify right side
    41,939.82x = 1,241,289,484.11
  5. Step 5: Solve for x
    x = 1,241,289,484.11/41,939.82
  6. Step 6: Final answer
    x = 29,596.92

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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.