Home / 39,940.98-59,867.73-20,192.37

Finding the Fourth Proportional to 39,940.98, 59,867.73 and 20,192.37

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Solution

The fourth proportional to 39,940.98, 59,867.73 and 20,192.37 is: 30,266.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,940.98 : 59,867.73 = 20,192.37 : x
  2. Step 2: Convert to fraction form
    39,940.98/59,867.73 = 20,192.37/x
  3. Step 3: Cross multiply
    39,940.98x = 59,867.73 × 20,192.37
  4. Step 4: Simplify right side
    39,940.98x = 1,208,871,355.22
  5. Step 5: Solve for x
    x = 1,208,871,355.22/39,940.98
  6. Step 6: Final answer
    x = 30,266.44

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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.