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Finding the Fourth Proportional to 62,626.73, 86,423.10 and 35,768.69

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Solution

The fourth proportional to 62,626.73, 86,423.10 and 35,768.69 is: 49,359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,626.73 : 86,423.10 = 35,768.69 : x
  2. Step 2: Convert to fraction form
    62,626.73/86,423.10 = 35,768.69/x
  3. Step 3: Cross multiply
    62,626.73x = 86,423.10 × 35,768.69
  4. Step 4: Simplify right side
    62,626.73x = 3,091,240,640.62
  5. Step 5: Solve for x
    x = 3,091,240,640.62/62,626.73
  6. Step 6: Final answer
    x = 49,359.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.