Home / 204,136.23-281,683.37-113,480.58

Finding the Fourth Proportional to 204,136.23, 281,683.37 and 113,480.58

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Solution

The fourth proportional to 204,136.23, 281,683.37 and 113,480.58 is: 156,589.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,136.23 : 281,683.37 = 113,480.58 : x
  2. Step 2: Convert to fraction form
    204,136.23/281,683.37 = 113,480.58/x
  3. Step 3: Cross multiply
    204,136.23x = 281,683.37 × 113,480.58
  4. Step 4: Simplify right side
    204,136.23x = 31,965,592,203.95
  5. Step 5: Solve for x
    x = 31,965,592,203.95/204,136.23
  6. Step 6: Final answer
    x = 156,589.51

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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.