Home / 103,947.94-155,920.55-25,061.54

Finding the Fourth Proportional to 103,947.94, 155,920.55 and 25,061.54

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Solution

The fourth proportional to 103,947.94, 155,920.55 and 25,061.54 is: 37,591.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,947.94 : 155,920.55 = 25,061.54 : x
  2. Step 2: Convert to fraction form
    103,947.94/155,920.55 = 25,061.54/x
  3. Step 3: Cross multiply
    103,947.94x = 155,920.55 × 25,061.54
  4. Step 4: Simplify right side
    103,947.94x = 3,907,608,195.74
  5. Step 5: Solve for x
    x = 3,907,608,195.74/103,947.94
  6. Step 6: Final answer
    x = 37,591.97

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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.