Home / 91,276.44-136,834.74-43,867.86

Finding the Fourth Proportional to 91,276.44, 136,834.74 and 43,867.86

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Solution

The fourth proportional to 91,276.44, 136,834.74 and 43,867.86 is: 65,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,276.44 : 136,834.74 = 43,867.86 : x
  2. Step 2: Convert to fraction form
    91,276.44/136,834.74 = 43,867.86/x
  3. Step 3: Cross multiply
    91,276.44x = 136,834.74 × 43,867.86
  4. Step 4: Simplify right side
    91,276.44x = 6,002,647,217.46
  5. Step 5: Solve for x
    x = 6,002,647,217.46/91,276.44
  6. Step 6: Final answer
    x = 65,763.38

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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.