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Finding the Fourth Proportional to 83,754.63, 125,583.35 and 33,793.83

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Solution

The fourth proportional to 83,754.63, 125,583.35 and 33,793.83 is: 50,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,754.63 : 125,583.35 = 33,793.83 : x
  2. Step 2: Convert to fraction form
    83,754.63/125,583.35 = 33,793.83/x
  3. Step 3: Cross multiply
    83,754.63x = 125,583.35 × 33,793.83
  4. Step 4: Simplify right side
    83,754.63x = 4,243,942,211.76
  5. Step 5: Solve for x
    x = 4,243,942,211.76/83,754.63
  6. Step 6: Final answer
    x = 50,671.14

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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.