Home / 68,895.13-95,067.94-38,683.75

Finding the Fourth Proportional to 68,895.13, 95,067.94 and 38,683.75

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Solution

The fourth proportional to 68,895.13, 95,067.94 and 38,683.75 is: 53,379.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,895.13 : 95,067.94 = 38,683.75 : x
  2. Step 2: Convert to fraction form
    68,895.13/95,067.94 = 38,683.75/x
  3. Step 3: Cross multiply
    68,895.13x = 95,067.94 × 38,683.75
  4. Step 4: Simplify right side
    68,895.13x = 3,677,584,230.56
  5. Step 5: Solve for x
    x = 3,677,584,230.56/68,895.13
  6. Step 6: Final answer
    x = 53,379.45

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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.