Home / 199,126.16-274,793.02-108,481.92

Finding the Fourth Proportional to 199,126.16, 274,793.02 and 108,481.92

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Solution

The fourth proportional to 199,126.16, 274,793.02 and 108,481.92 is: 149,704.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,126.16 : 274,793.02 = 108,481.92 : x
  2. Step 2: Convert to fraction form
    199,126.16/274,793.02 = 108,481.92/x
  3. Step 3: Cross multiply
    199,126.16x = 274,793.02 × 108,481.92
  4. Step 4: Simplify right side
    199,126.16x = 29,810,074,412.20
  5. Step 5: Solve for x
    x = 29,810,074,412.20/199,126.16
  6. Step 6: Final answer
    x = 149,704.46

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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.