Home / 57,372.26-86,028.68-25,755.09

Finding the Fourth Proportional to 57,372.26, 86,028.68 and 25,755.09

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Solution

The fourth proportional to 57,372.26, 86,028.68 and 25,755.09 is: 38,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,372.26 : 86,028.68 = 25,755.09 : x
  2. Step 2: Convert to fraction form
    57,372.26/86,028.68 = 25,755.09/x
  3. Step 3: Cross multiply
    57,372.26x = 86,028.68 × 25,755.09
  4. Step 4: Simplify right side
    57,372.26x = 2,215,676,460.37
  5. Step 5: Solve for x
    x = 2,215,676,460.37/57,372.26
  6. Step 6: Final answer
    x = 38,619.30

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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.