Home / 67,306.72-100,895.79-25,175.38

Finding the Fourth Proportional to 67,306.72, 100,895.79 and 25,175.38

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Solution

The fourth proportional to 67,306.72, 100,895.79 and 25,175.38 is: 37,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,306.72 : 100,895.79 = 25,175.38 : x
  2. Step 2: Convert to fraction form
    67,306.72/100,895.79 = 25,175.38/x
  3. Step 3: Cross multiply
    67,306.72x = 100,895.79 × 25,175.38
  4. Step 4: Simplify right side
    67,306.72x = 2,540,089,853.65
  5. Step 5: Solve for x
    x = 2,540,089,853.65/67,306.72
  6. Step 6: Final answer
    x = 37,739.02

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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.