Home / 45,540.78-68,324.55-23,369.64

Finding the Fourth Proportional to 45,540.78, 68,324.55 and 23,369.64

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Solution

The fourth proportional to 45,540.78, 68,324.55 and 23,369.64 is: 35,061.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,540.78 : 68,324.55 = 23,369.64 : x
  2. Step 2: Convert to fraction form
    45,540.78/68,324.55 = 23,369.64/x
  3. Step 3: Cross multiply
    45,540.78x = 68,324.55 × 23,369.64
  4. Step 4: Simplify right side
    45,540.78x = 1,596,720,136.66
  5. Step 5: Solve for x
    x = 1,596,720,136.66/45,540.78
  6. Step 6: Final answer
    x = 35,061.33

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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.