Home / 90,370.26-135,563.22-23,809.86

Finding the Fourth Proportional to 90,370.26, 135,563.22 and 23,809.86

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Solution

The fourth proportional to 90,370.26, 135,563.22 and 23,809.86 is: 35,716.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,370.26 : 135,563.22 = 23,809.86 : x
  2. Step 2: Convert to fraction form
    90,370.26/135,563.22 = 23,809.86/x
  3. Step 3: Cross multiply
    90,370.26x = 135,563.22 × 23,809.86
  4. Step 4: Simplify right side
    90,370.26x = 3,227,741,289.35
  5. Step 5: Solve for x
    x = 3,227,741,289.35/90,370.26
  6. Step 6: Final answer
    x = 35,716.85

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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.