Home / 73,016.39-100,767.68-40,757.29

Finding the Fourth Proportional to 73,016.39, 100,767.68 and 40,757.29

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Solution

The fourth proportional to 73,016.39, 100,767.68 and 40,757.29 is: 56,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,016.39 : 100,767.68 = 40,757.29 : x
  2. Step 2: Convert to fraction form
    73,016.39/100,767.68 = 40,757.29/x
  3. Step 3: Cross multiply
    73,016.39x = 100,767.68 × 40,757.29
  4. Step 4: Simplify right side
    73,016.39x = 4,107,017,368.15
  5. Step 5: Solve for x
    x = 4,107,017,368.15/73,016.39
  6. Step 6: Final answer
    x = 56,247.88

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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.