Home / 68,793.40-94,928.26-38,579.96

Finding the Fourth Proportional to 68,793.40, 94,928.26 and 38,579.96

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Solution

The fourth proportional to 68,793.40, 94,928.26 and 38,579.96 is: 53,236.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,793.40 : 94,928.26 = 38,579.96 : x
  2. Step 2: Convert to fraction form
    68,793.40/94,928.26 = 38,579.96/x
  3. Step 3: Cross multiply
    68,793.40x = 94,928.26 × 38,579.96
  4. Step 4: Simplify right side
    68,793.40x = 3,662,328,473.67
  5. Step 5: Solve for x
    x = 3,662,328,473.67/68,793.40
  6. Step 6: Final answer
    x = 53,236.63

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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.