Home / 89,197.20-123,093.32-48,910.86

Finding the Fourth Proportional to 89,197.20, 123,093.32 and 48,910.86

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Solution

The fourth proportional to 89,197.20, 123,093.32 and 48,910.86 is: 67,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,197.20 : 123,093.32 = 48,910.86 : x
  2. Step 2: Convert to fraction form
    89,197.20/123,093.32 = 48,910.86/x
  3. Step 3: Cross multiply
    89,197.20x = 123,093.32 × 48,910.86
  4. Step 4: Simplify right side
    89,197.20x = 6,020,599,896.90
  5. Step 5: Solve for x
    x = 6,020,599,896.90/89,197.20
  6. Step 6: Final answer
    x = 67,497.63

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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.