Home / 204,022.10-281,504.37-123,447.62

Finding the Fourth Proportional to 204,022.10, 281,504.37 and 123,447.62

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Solution

The fourth proportional to 204,022.10, 281,504.37 and 123,447.62 is: 170,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,022.10 : 281,504.37 = 123,447.62 : x
  2. Step 2: Convert to fraction form
    204,022.10/281,504.37 = 123,447.62/x
  3. Step 3: Cross multiply
    204,022.10x = 281,504.37 × 123,447.62
  4. Step 4: Simplify right side
    204,022.10x = 34,751,044,496.10
  5. Step 5: Solve for x
    x = 34,751,044,496.10/204,022.10
  6. Step 6: Final answer
    x = 170,329.80

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1.5x scale

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.