Home / 354,550.20-531,824.13-105,232.20

Finding the Fourth Proportional to 354,550.20, 531,824.13 and 105,232.20

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Solution

The fourth proportional to 354,550.20, 531,824.13 and 105,232.20 is: 157,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,550.20 : 531,824.13 = 105,232.20 : x
  2. Step 2: Convert to fraction form
    354,550.20/531,824.13 = 105,232.20/x
  3. Step 3: Cross multiply
    354,550.20x = 531,824.13 × 105,232.20
  4. Step 4: Simplify right side
    354,550.20x = 55,965,023,212.99
  5. Step 5: Solve for x
    x = 55,965,023,212.99/354,550.20
  6. Step 6: Final answer
    x = 157,847.95

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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.