Home / 199,132.26-274,805.73-108,492.54

Finding the Fourth Proportional to 199,132.26, 274,805.73 and 108,492.54

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Solution

The fourth proportional to 199,132.26, 274,805.73 and 108,492.54 is: 149,721.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,132.26 : 274,805.73 = 108,492.54 : x
  2. Step 2: Convert to fraction form
    199,132.26/274,805.73 = 108,492.54/x
  3. Step 3: Cross multiply
    199,132.26x = 274,805.73 × 108,492.54
  4. Step 4: Simplify right side
    199,132.26x = 29,814,371,654.25
  5. Step 5: Solve for x
    x = 29,814,371,654.25/199,132.26
  6. Step 6: Final answer
    x = 149,721.45

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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.