Home / 73,827.15-110,736.86-21,234.57

Finding the Fourth Proportional to 73,827.15, 110,736.86 and 21,234.57

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Solution

The fourth proportional to 73,827.15, 110,736.86 and 21,234.57 is: 31,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,827.15 : 110,736.86 = 21,234.57 : x
  2. Step 2: Convert to fraction form
    73,827.15/110,736.86 = 21,234.57/x
  3. Step 3: Cross multiply
    73,827.15x = 110,736.86 × 21,234.57
  4. Step 4: Simplify right side
    73,827.15x = 2,351,449,499.08
  5. Step 5: Solve for x
    x = 2,351,449,499.08/73,827.15
  6. Step 6: Final answer
    x = 31,850.74

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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.