Home / 199,230.43-274,929.94-108,584.45

Finding the Fourth Proportional to 199,230.43, 274,929.94 and 108,584.45

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Solution

The fourth proportional to 199,230.43, 274,929.94 and 108,584.45 is: 149,842.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,230.43 : 274,929.94 = 108,584.45 : x
  2. Step 2: Convert to fraction form
    199,230.43/274,929.94 = 108,584.45/x
  3. Step 3: Cross multiply
    199,230.43x = 274,929.94 × 108,584.45
  4. Step 4: Simplify right side
    199,230.43x = 29,853,114,948.78
  5. Step 5: Solve for x
    x = 29,853,114,948.78/199,230.43
  6. Step 6: Final answer
    x = 149,842.14

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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.