Home / 49,579.75-68,420.06-27,223.75

Finding the Fourth Proportional to 49,579.75, 68,420.06 and 27,223.75

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Solution

The fourth proportional to 49,579.75, 68,420.06 and 27,223.75 is: 37,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,579.75 : 68,420.06 = 27,223.75 : x
  2. Step 2: Convert to fraction form
    49,579.75/68,420.06 = 27,223.75/x
  3. Step 3: Cross multiply
    49,579.75x = 68,420.06 × 27,223.75
  4. Step 4: Simplify right side
    49,579.75x = 1,862,650,608.43
  5. Step 5: Solve for x
    x = 1,862,650,608.43/49,579.75
  6. Step 6: Final answer
    x = 37,568.78

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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.