Home / 29,040.62-43,560.78-19,177.54

Finding the Fourth Proportional to 29,040.62, 43,560.78 and 19,177.54

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Solution

The fourth proportional to 29,040.62, 43,560.78 and 19,177.54 is: 28,766.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040.62 : 43,560.78 = 19,177.54 : x
  2. Step 2: Convert to fraction form
    29,040.62/43,560.78 = 19,177.54/x
  3. Step 3: Cross multiply
    29,040.62x = 43,560.78 × 19,177.54
  4. Step 4: Simplify right side
    29,040.62x = 835,388,600.88
  5. Step 5: Solve for x
    x = 835,388,600.88/29,040.62
  6. Step 6: Final answer
    x = 28,766.21

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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.