Home / 37,676.73-51,993.34-21,543.87

Finding the Fourth Proportional to 37,676.73, 51,993.34 and 21,543.87

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Solution

The fourth proportional to 37,676.73, 51,993.34 and 21,543.87 is: 29,730.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,676.73 : 51,993.34 = 21,543.87 : x
  2. Step 2: Convert to fraction form
    37,676.73/51,993.34 = 21,543.87/x
  3. Step 3: Cross multiply
    37,676.73x = 51,993.34 × 21,543.87
  4. Step 4: Simplify right side
    37,676.73x = 1,120,137,703.97
  5. Step 5: Solve for x
    x = 1,120,137,703.97/37,676.73
  6. Step 6: Final answer
    x = 29,730.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.