Home / 123,336.11-185,003.87-48,403.85

Finding the Fourth Proportional to 123,336.11, 185,003.87 and 48,403.85

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Solution

The fourth proportional to 123,336.11, 185,003.87 and 48,403.85 is: 72,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,336.11 : 185,003.87 = 48,403.85 : x
  2. Step 2: Convert to fraction form
    123,336.11/185,003.87 = 48,403.85/x
  3. Step 3: Cross multiply
    123,336.11x = 185,003.87 × 48,403.85
  4. Step 4: Simplify right side
    123,336.11x = 8,954,900,375.24
  5. Step 5: Solve for x
    x = 8,954,900,375.24/123,336.11
  6. Step 6: Final answer
    x = 72,605.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.