Home / 54,137.37-81,220.07-16,696.62

Finding the Fourth Proportional to 54,137.37, 81,220.07 and 16,696.62

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Solution

The fourth proportional to 54,137.37, 81,220.07 and 16,696.62 is: 25,049.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,137.37 : 81,220.07 = 16,696.62 : x
  2. Step 2: Convert to fraction form
    54,137.37/81,220.07 = 16,696.62/x
  3. Step 3: Cross multiply
    54,137.37x = 81,220.07 × 16,696.62
  4. Step 4: Simplify right side
    54,137.37x = 1,356,100,645.16
  5. Step 5: Solve for x
    x = 1,356,100,645.16/54,137.37
  6. Step 6: Final answer
    x = 25,049.25

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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.