Home / 39,961.80-59,940.63-11,882.12

Finding the Fourth Proportional to 39,961.80, 59,940.63 and 11,882.12

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Solution

The fourth proportional to 39,961.80, 59,940.63 and 11,882.12 is: 17,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,961.80 : 59,940.63 = 11,882.12 : x
  2. Step 2: Convert to fraction form
    39,961.80/59,940.63 = 11,882.12/x
  3. Step 3: Cross multiply
    39,961.80x = 59,940.63 × 11,882.12
  4. Step 4: Simplify right side
    39,961.80x = 712,221,458.83
  5. Step 5: Solve for x
    x = 712,221,458.83/39,961.80
  6. Step 6: Final answer
    x = 17,822.56

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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.