Home / 33,143.76-49,708.32-9,764.73

Finding the Fourth Proportional to 33,143.76, 49,708.32 and 9,764.73

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Solution

The fourth proportional to 33,143.76, 49,708.32 and 9,764.73 is: 14,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,143.76 : 49,708.32 = 9,764.73 : x
  2. Step 2: Convert to fraction form
    33,143.76/49,708.32 = 9,764.73/x
  3. Step 3: Cross multiply
    33,143.76x = 49,708.32 × 9,764.73
  4. Step 4: Simplify right side
    33,143.76x = 485,388,323.55
  5. Step 5: Solve for x
    x = 485,388,323.55/33,143.76
  6. Step 6: Final answer
    x = 14,644.94

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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.