Home / 69,956.67-96,540.53-39,743.65

Finding the Fourth Proportional to 69,956.67, 96,540.53 and 39,743.65

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Solution

The fourth proportional to 69,956.67, 96,540.53 and 39,743.65 is: 54,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,956.67 : 96,540.53 = 39,743.65 : x
  2. Step 2: Convert to fraction form
    69,956.67/96,540.53 = 39,743.65/x
  3. Step 3: Cross multiply
    69,956.67x = 96,540.53 × 39,743.65
  4. Step 4: Simplify right side
    69,956.67x = 3,836,872,675.56
  5. Step 5: Solve for x
    x = 3,836,872,675.56/69,956.67
  6. Step 6: Final answer
    x = 54,846.42

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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.