Home / 247,334.40-371,015.96-69,826.55

Finding the Fourth Proportional to 247,334.40, 371,015.96 and 69,826.55

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Solution

The fourth proportional to 247,334.40, 371,015.96 and 69,826.55 is: 104,743.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,334.40 : 371,015.96 = 69,826.55 : x
  2. Step 2: Convert to fraction form
    247,334.40/371,015.96 = 69,826.55/x
  3. Step 3: Cross multiply
    247,334.40x = 371,015.96 × 69,826.55
  4. Step 4: Simplify right side
    247,334.40x = 25,906,764,481.74
  5. Step 5: Solve for x
    x = 25,906,764,481.74/247,334.40
  6. Step 6: Final answer
    x = 104,743.88

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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.