Home / 76,086.83-114,033.20-36,105.74

Finding the Fourth Proportional to 76,086.83, 114,033.20 and 36,105.74

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Solution

The fourth proportional to 76,086.83, 114,033.20 and 36,105.74 is: 54,112.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,086.83 : 114,033.20 = 36,105.74 : x
  2. Step 2: Convert to fraction form
    76,086.83/114,033.20 = 36,105.74/x
  3. Step 3: Cross multiply
    76,086.83x = 114,033.20 × 36,105.74
  4. Step 4: Simplify right side
    76,086.83x = 4,117,253,070.57
  5. Step 5: Solve for x
    x = 4,117,253,070.57/76,086.83
  6. Step 6: Final answer
    x = 54,112.56

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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.