Home / 47,532.36-71,273.97-20,867.43

Finding the Fourth Proportional to 47,532.36, 71,273.97 and 20,867.43

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Solution

The fourth proportional to 47,532.36, 71,273.97 and 20,867.43 is: 31,290.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,532.36 : 71,273.97 = 20,867.43 : x
  2. Step 2: Convert to fraction form
    47,532.36/71,273.97 = 20,867.43/x
  3. Step 3: Cross multiply
    47,532.36x = 71,273.97 × 20,867.43
  4. Step 4: Simplify right side
    47,532.36x = 1,487,304,579.80
  5. Step 5: Solve for x
    x = 1,487,304,579.80/47,532.36
  6. Step 6: Final answer
    x = 31,290.36

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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.