Home / 57,344.98-86,029.76-19,906.24

Finding the Fourth Proportional to 57,344.98, 86,029.76 and 19,906.24

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Solution

The fourth proportional to 57,344.98, 86,029.76 and 19,906.24 is: 29,863.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,344.98 : 86,029.76 = 19,906.24 : x
  2. Step 2: Convert to fraction form
    57,344.98/86,029.76 = 19,906.24/x
  3. Step 3: Cross multiply
    57,344.98x = 86,029.76 × 19,906.24
  4. Step 4: Simplify right side
    57,344.98x = 1,712,529,049.70
  5. Step 5: Solve for x
    x = 1,712,529,049.70/57,344.98
  6. Step 6: Final answer
    x = 29,863.63

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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.