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Finding the Fourth Proportional to 5,839.92, 8,751.78 and 3,061.08

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Solution

The fourth proportional to 5,839.92, 8,751.78 and 3,061.08 is: 4,587.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.92 : 8,751.78 = 3,061.08 : x
  2. Step 2: Convert to fraction form
    5,839.92/8,751.78 = 3,061.08/x
  3. Step 3: Cross multiply
    5,839.92x = 8,751.78 × 3,061.08
  4. Step 4: Simplify right side
    5,839.92x = 26,789,898.72
  5. Step 5: Solve for x
    x = 26,789,898.72/5,839.92
  6. Step 6: Final answer
    x = 4,587.37

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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.