Home / 69,940.11-104,889.31-25,556.57

Finding the Fourth Proportional to 69,940.11, 104,889.31 and 25,556.57

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Solution

The fourth proportional to 69,940.11, 104,889.31 and 25,556.57 is: 38,327.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,940.11 : 104,889.31 = 25,556.57 : x
  2. Step 2: Convert to fraction form
    69,940.11/104,889.31 = 25,556.57/x
  3. Step 3: Cross multiply
    69,940.11x = 104,889.31 × 25,556.57
  4. Step 4: Simplify right side
    69,940.11x = 2,680,610,404.93
  5. Step 5: Solve for x
    x = 2,680,610,404.93/69,940.11
  6. Step 6: Final answer
    x = 38,327.23

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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.