Home / 39,982.93-55,176.44-22,077.97

Finding the Fourth Proportional to 39,982.93, 55,176.44 and 22,077.97

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Solution

The fourth proportional to 39,982.93, 55,176.44 and 22,077.97 is: 30,467.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,982.93 : 55,176.44 = 22,077.97 : x
  2. Step 2: Convert to fraction form
    39,982.93/55,176.44 = 22,077.97/x
  3. Step 3: Cross multiply
    39,982.93x = 55,176.44 × 22,077.97
  4. Step 4: Simplify right side
    39,982.93x = 1,218,183,787.03
  5. Step 5: Solve for x
    x = 1,218,183,787.03/39,982.93
  6. Step 6: Final answer
    x = 30,467.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.