Home / 227,976.78-341,755.92-87,629.70

Finding the Fourth Proportional to 227,976.78, 341,755.92 and 87,629.70

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Solution

The fourth proportional to 227,976.78, 341,755.92 and 87,629.70 is: 131,364.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,976.78 : 341,755.92 = 87,629.70 : x
  2. Step 2: Convert to fraction form
    227,976.78/341,755.92 = 87,629.70/x
  3. Step 3: Cross multiply
    227,976.78x = 341,755.92 × 87,629.70
  4. Step 4: Simplify right side
    227,976.78x = 29,947,968,742.82
  5. Step 5: Solve for x
    x = 29,947,968,742.82/227,976.78
  6. Step 6: Final answer
    x = 131,364.12

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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.