Home / 69,767.40-104,589.66-27,677.05

Finding the Fourth Proportional to 69,767.40, 104,589.66 and 27,677.05

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Solution

The fourth proportional to 69,767.40, 104,589.66 and 27,677.05 is: 41,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,767.40 : 104,589.66 = 27,677.05 : x
  2. Step 2: Convert to fraction form
    69,767.40/104,589.66 = 27,677.05/x
  3. Step 3: Cross multiply
    69,767.40x = 104,589.66 × 27,677.05
  4. Step 4: Simplify right side
    69,767.40x = 2,894,733,091.62
  5. Step 5: Solve for x
    x = 2,894,733,091.62/69,767.40
  6. Step 6: Final answer
    x = 41,491.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.