Home / 42,604.43-63,906.27-11,011.79

Finding the Fourth Proportional to 42,604.43, 63,906.27 and 11,011.79

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Solution

The fourth proportional to 42,604.43, 63,906.27 and 11,011.79 is: 16,517.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,604.43 : 63,906.27 = 11,011.79 : x
  2. Step 2: Convert to fraction form
    42,604.43/63,906.27 = 11,011.79/x
  3. Step 3: Cross multiply
    42,604.43x = 63,906.27 × 11,011.79
  4. Step 4: Simplify right side
    42,604.43x = 703,722,424.92
  5. Step 5: Solve for x
    x = 703,722,424.92/42,604.43
  6. Step 6: Final answer
    x = 16,517.59

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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.