Home / 68,682.43-94,783.83-38,467.66

Finding the Fourth Proportional to 68,682.43, 94,783.83 and 38,467.66

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Solution

The fourth proportional to 68,682.43, 94,783.83 and 38,467.66 is: 53,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,682.43 : 94,783.83 = 38,467.66 : x
  2. Step 2: Convert to fraction form
    68,682.43/94,783.83 = 38,467.66/x
  3. Step 3: Cross multiply
    68,682.43x = 94,783.83 × 38,467.66
  4. Step 4: Simplify right side
    68,682.43x = 3,646,112,145.94
  5. Step 5: Solve for x
    x = 3,646,112,145.94/68,682.43
  6. Step 6: Final answer
    x = 53,086.53

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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.