Home / 41,976.99-62,980.07-18,619.83

Finding the Fourth Proportional to 41,976.99, 62,980.07 and 18,619.83

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Solution

The fourth proportional to 41,976.99, 62,980.07 and 18,619.83 is: 27,936.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,976.99 : 62,980.07 = 18,619.83 : x
  2. Step 2: Convert to fraction form
    41,976.99/62,980.07 = 18,619.83/x
  3. Step 3: Cross multiply
    41,976.99x = 62,980.07 × 18,619.83
  4. Step 4: Simplify right side
    41,976.99x = 1,172,678,103.69
  5. Step 5: Solve for x
    x = 1,172,678,103.69/41,976.99
  6. Step 6: Final answer
    x = 27,936.21

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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.