Home / 204,743.70-283,491.09-188,997.30

Finding the Fourth Proportional to 204,743.70, 283,491.09 and 188,997.30

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Solution

The fourth proportional to 204,743.70, 283,491.09 and 188,997.30 is: 261,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,743.70 : 283,491.09 = 188,997.30 : x
  2. Step 2: Convert to fraction form
    204,743.70/283,491.09 = 188,997.30/x
  3. Step 3: Cross multiply
    204,743.70x = 283,491.09 × 188,997.30
  4. Step 4: Simplify right side
    204,743.70x = 53,579,050,584.06
  5. Step 5: Solve for x
    x = 53,579,050,584.06/204,743.70
  6. Step 6: Final answer
    x = 261,688.40

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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.