Home / 68,463.94-94,480.26-38,249.20

Finding the Fourth Proportional to 68,463.94, 94,480.26 and 38,249.20

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Solution

The fourth proportional to 68,463.94, 94,480.26 and 38,249.20 is: 52,783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,463.94 : 94,480.26 = 38,249.20 : x
  2. Step 2: Convert to fraction form
    68,463.94/94,480.26 = 38,249.20/x
  3. Step 3: Cross multiply
    68,463.94x = 94,480.26 × 38,249.20
  4. Step 4: Simplify right side
    68,463.94x = 3,613,794,360.79
  5. Step 5: Solve for x
    x = 3,613,794,360.79/68,463.94
  6. Step 6: Final answer
    x = 52,783.91

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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.