Home / 68,917.14-95,080.77-39,091.86

Finding the Fourth Proportional to 68,917.14, 95,080.77 and 39,091.86

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Solution

The fourth proportional to 68,917.14, 95,080.77 and 39,091.86 is: 53,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,917.14 : 95,080.77 = 39,091.86 : x
  2. Step 2: Convert to fraction form
    68,917.14/95,080.77 = 39,091.86/x
  3. Step 3: Cross multiply
    68,917.14x = 95,080.77 × 39,091.86
  4. Step 4: Simplify right side
    68,917.14x = 3,716,884,149.53
  5. Step 5: Solve for x
    x = 3,716,884,149.53/68,917.14
  6. Step 6: Final answer
    x = 53,932.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.