Home / 204,359.75-306,668.11-108,383.25

Finding the Fourth Proportional to 204,359.75, 306,668.11 and 108,383.25

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Solution

The fourth proportional to 204,359.75, 306,668.11 and 108,383.25 is: 162,643.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,359.75 : 306,668.11 = 108,383.25 : x
  2. Step 2: Convert to fraction form
    204,359.75/306,668.11 = 108,383.25/x
  3. Step 3: Cross multiply
    204,359.75x = 306,668.11 × 108,383.25
  4. Step 4: Simplify right side
    204,359.75x = 33,237,686,433.16
  5. Step 5: Solve for x
    x = 33,237,686,433.16/204,359.75
  6. Step 6: Final answer
    x = 162,643.02

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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.