Home / 51,982.98-71,734.90-29,321.64

Finding the Fourth Proportional to 51,982.98, 71,734.90 and 29,321.64

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Solution

The fourth proportional to 51,982.98, 71,734.90 and 29,321.64 is: 40,462.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,982.98 : 71,734.90 = 29,321.64 : x
  2. Step 2: Convert to fraction form
    51,982.98/71,734.90 = 29,321.64/x
  3. Step 3: Cross multiply
    51,982.98x = 71,734.90 × 29,321.64
  4. Step 4: Simplify right side
    51,982.98x = 2,103,384,839.93
  5. Step 5: Solve for x
    x = 2,103,384,839.93/51,982.98
  6. Step 6: Final answer
    x = 40,462.95

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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.