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Finding the Fourth Proportional to 83,896.93, 125,757.91 and 34,011.46

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Solution

The fourth proportional to 83,896.93, 125,757.91 and 34,011.46 is: 50,981.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,896.93 : 125,757.91 = 34,011.46 : x
  2. Step 2: Convert to fraction form
    83,896.93/125,757.91 = 34,011.46/x
  3. Step 3: Cross multiply
    83,896.93x = 125,757.91 × 34,011.46
  4. Step 4: Simplify right side
    83,896.93x = 4,277,210,125.65
  5. Step 5: Solve for x
    x = 4,277,210,125.65/83,896.93
  6. Step 6: Final answer
    x = 50,981.72

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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.