Home / 88,481.15-122,104.11-52,672.37

Finding the Fourth Proportional to 88,481.15, 122,104.11 and 52,672.37

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Solution

The fourth proportional to 88,481.15, 122,104.11 and 52,672.37 is: 72,687.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,481.15 : 122,104.11 = 52,672.37 : x
  2. Step 2: Convert to fraction form
    88,481.15/122,104.11 = 52,672.37/x
  3. Step 3: Cross multiply
    88,481.15x = 122,104.11 × 52,672.37
  4. Step 4: Simplify right side
    88,481.15x = 6,431,512,249.92
  5. Step 5: Solve for x
    x = 6,431,512,249.92/88,481.15
  6. Step 6: Final answer
    x = 72,687.94

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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.