Home / 68,958.25-95,164.83-38,742.96

Finding the Fourth Proportional to 68,958.25, 95,164.83 and 38,742.96

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Solution

The fourth proportional to 68,958.25, 95,164.83 and 38,742.96 is: 53,466.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,958.25 : 95,164.83 = 38,742.96 : x
  2. Step 2: Convert to fraction form
    68,958.25/95,164.83 = 38,742.96/x
  3. Step 3: Cross multiply
    68,958.25x = 95,164.83 × 38,742.96
  4. Step 4: Simplify right side
    68,958.25x = 3,686,967,229.43
  5. Step 5: Solve for x
    x = 3,686,967,229.43/68,958.25
  6. Step 6: Final answer
    x = 53,466.66

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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.