Home / 262,766.24-394,142.64-73,225.76

Finding the Fourth Proportional to 262,766.24, 394,142.64 and 73,225.76

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Solution

The fourth proportional to 262,766.24, 394,142.64 and 73,225.76 is: 109,836.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,766.24 : 394,142.64 = 73,225.76 : x
  2. Step 2: Convert to fraction form
    262,766.24/394,142.64 = 73,225.76/x
  3. Step 3: Cross multiply
    262,766.24x = 394,142.64 × 73,225.76
  4. Step 4: Simplify right side
    262,766.24x = 28,861,394,362.41
  5. Step 5: Solve for x
    x = 28,861,394,362.41/262,766.24
  6. Step 6: Final answer
    x = 109,836.77

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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.