Home / 204,219.88-281,830.02-123,662.44

Finding the Fourth Proportional to 204,219.88, 281,830.02 and 123,662.44

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Solution

The fourth proportional to 204,219.88, 281,830.02 and 123,662.44 is: 170,658.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,219.88 : 281,830.02 = 123,662.44 : x
  2. Step 2: Convert to fraction form
    204,219.88/281,830.02 = 123,662.44/x
  3. Step 3: Cross multiply
    204,219.88x = 281,830.02 × 123,662.44
  4. Step 4: Simplify right side
    204,219.88x = 34,851,787,938.45
  5. Step 5: Solve for x
    x = 34,851,787,938.45/204,219.88
  6. Step 6: Final answer
    x = 170,658.16

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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.