Home / 69,660.78-104,459.26-22,266.66

Finding the Fourth Proportional to 69,660.78, 104,459.26 and 22,266.66

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Solution

The fourth proportional to 69,660.78, 104,459.26 and 22,266.66 is: 33,389.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,660.78 : 104,459.26 = 22,266.66 : x
  2. Step 2: Convert to fraction form
    69,660.78/104,459.26 = 22,266.66/x
  3. Step 3: Cross multiply
    69,660.78x = 104,459.26 × 22,266.66
  4. Step 4: Simplify right side
    69,660.78x = 2,325,958,826.27
  5. Step 5: Solve for x
    x = 2,325,958,826.27/69,660.78
  6. Step 6: Final answer
    x = 33,389.79

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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.