Home / 54,083.49-81,069.57-25,961.37

Finding the Fourth Proportional to 54,083.49, 81,069.57 and 25,961.37

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Solution

The fourth proportional to 54,083.49, 81,069.57 and 25,961.37 is: 38,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,083.49 : 81,069.57 = 25,961.37 : x
  2. Step 2: Convert to fraction form
    54,083.49/81,069.57 = 25,961.37/x
  3. Step 3: Cross multiply
    54,083.49x = 81,069.57 × 25,961.37
  4. Step 4: Simplify right side
    54,083.49x = 2,104,677,102.51
  5. Step 5: Solve for x
    x = 2,104,677,102.51/54,083.49
  6. Step 6: Final answer
    x = 38,915.33

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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.