Home / 39,408.66-54,383.94-25,261.53

Finding the Fourth Proportional to 39,408.66, 54,383.94 and 25,261.53

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Solution

The fourth proportional to 39,408.66, 54,383.94 and 25,261.53 is: 34,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,408.66 : 54,383.94 = 25,261.53 : x
  2. Step 2: Convert to fraction form
    39,408.66/54,383.94 = 25,261.53/x
  3. Step 3: Cross multiply
    39,408.66x = 54,383.94 × 25,261.53
  4. Step 4: Simplify right side
    39,408.66x = 1,373,821,531.83
  5. Step 5: Solve for x
    x = 1,373,821,531.83/39,408.66
  6. Step 6: Final answer
    x = 34,860.90

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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.