Home / 199,174.56-274,861.92-108,531.52

Finding the Fourth Proportional to 199,174.56, 274,861.92 and 108,531.52

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Solution

The fourth proportional to 199,174.56, 274,861.92 and 108,531.52 is: 149,774.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,174.56 : 274,861.92 = 108,531.52 : x
  2. Step 2: Convert to fraction form
    199,174.56/274,861.92 = 108,531.52/x
  3. Step 3: Cross multiply
    199,174.56x = 274,861.92 × 108,531.52
  4. Step 4: Simplify right side
    199,174.56x = 29,831,181,967.72
  5. Step 5: Solve for x
    x = 29,831,181,967.72/199,174.56
  6. Step 6: Final answer
    x = 149,774.06

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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.