Home / 39,879.06-59,804.52-11,791.62

Finding the Fourth Proportional to 39,879.06, 59,804.52 and 11,791.62

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Solution

The fourth proportional to 39,879.06, 59,804.52 and 11,791.62 is: 17,683.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,879.06 : 59,804.52 = 11,791.62 : x
  2. Step 2: Convert to fraction form
    39,879.06/59,804.52 = 11,791.62/x
  3. Step 3: Cross multiply
    39,879.06x = 59,804.52 × 11,791.62
  4. Step 4: Simplify right side
    39,879.06x = 705,192,174.12
  5. Step 5: Solve for x
    x = 705,192,174.12/39,879.06
  6. Step 6: Final answer
    x = 17,683.27

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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.