Home / 47,982.82-71,974.21-16,818.07

Finding the Fourth Proportional to 47,982.82, 71,974.21 and 16,818.07

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Solution

The fourth proportional to 47,982.82, 71,974.21 and 16,818.07 is: 25,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,982.82 : 71,974.21 = 16,818.07 : x
  2. Step 2: Convert to fraction form
    47,982.82/71,974.21 = 16,818.07/x
  3. Step 3: Cross multiply
    47,982.82x = 71,974.21 × 16,818.07
  4. Step 4: Simplify right side
    47,982.82x = 1,210,467,301.97
  5. Step 5: Solve for x
    x = 1,210,467,301.97/47,982.82
  6. Step 6: Final answer
    x = 25,227.10

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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.