Home / 68,377.11-94,351.95-38,164.11

Finding the Fourth Proportional to 68,377.11, 94,351.95 and 38,164.11

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Solution

The fourth proportional to 68,377.11, 94,351.95 and 38,164.11 is: 52,661.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,377.11 : 94,351.95 = 38,164.11 : x
  2. Step 2: Convert to fraction form
    68,377.11/94,351.95 = 38,164.11/x
  3. Step 3: Cross multiply
    68,377.11x = 94,351.95 × 38,164.11
  4. Step 4: Simplify right side
    68,377.11x = 3,600,858,198.51
  5. Step 5: Solve for x
    x = 3,600,858,198.51/68,377.11
  6. Step 6: Final answer
    x = 52,661.75

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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.