Home / 68,906.76-95,221.86-58,696.36

Finding the Fourth Proportional to 68,906.76, 95,221.86 and 58,696.36

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Solution

The fourth proportional to 68,906.76, 95,221.86 and 58,696.36 is: 81,112.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,906.76 : 95,221.86 = 58,696.36 : x
  2. Step 2: Convert to fraction form
    68,906.76/95,221.86 = 58,696.36/x
  3. Step 3: Cross multiply
    68,906.76x = 95,221.86 × 58,696.36
  4. Step 4: Simplify right side
    68,906.76x = 5,589,176,574.43
  5. Step 5: Solve for x
    x = 5,589,176,574.43/68,906.76
  6. Step 6: Final answer
    x = 81,112.17

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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.