Home / 204,028.30-306,042.45-141,042.70

Finding the Fourth Proportional to 204,028.30, 306,042.45 and 141,042.70

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Solution

The fourth proportional to 204,028.30, 306,042.45 and 141,042.70 is: 211,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,028.30 : 306,042.45 = 141,042.70 : x
  2. Step 2: Convert to fraction form
    204,028.30/306,042.45 = 141,042.70/x
  3. Step 3: Cross multiply
    204,028.30x = 306,042.45 × 141,042.70
  4. Step 4: Simplify right side
    204,028.30x = 43,165,053,462.62
  5. Step 5: Solve for x
    x = 43,165,053,462.62/204,028.30
  6. Step 6: Final answer
    x = 211,564.05

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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.