Home / 178,947.87-268,224.97-73,709.43

Finding the Fourth Proportional to 178,947.87, 268,224.97 and 73,709.43

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Solution

The fourth proportional to 178,947.87, 268,224.97 and 73,709.43 is: 110,483.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,947.87 : 268,224.97 = 73,709.43 : x
  2. Step 2: Convert to fraction form
    178,947.87/268,224.97 = 73,709.43/x
  3. Step 3: Cross multiply
    178,947.87x = 268,224.97 × 73,709.43
  4. Step 4: Simplify right side
    178,947.87x = 19,770,709,650.47
  5. Step 5: Solve for x
    x = 19,770,709,650.47/178,947.87
  6. Step 6: Final answer
    x = 110,483.07

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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.