Home / 262,910.41-394,432.14-73,370.76

Finding the Fourth Proportional to 262,910.41, 394,432.14 and 73,370.76

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Solution

The fourth proportional to 262,910.41, 394,432.14 and 73,370.76 is: 110,074.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,910.41 : 394,432.14 = 73,370.76 : x
  2. Step 2: Convert to fraction form
    262,910.41/394,432.14 = 73,370.76/x
  3. Step 3: Cross multiply
    262,910.41x = 394,432.14 × 73,370.76
  4. Step 4: Simplify right side
    262,910.41x = 28,939,785,880.23
  5. Step 5: Solve for x
    x = 28,939,785,880.23/262,910.41
  6. Step 6: Final answer
    x = 110,074.71

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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.