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Finding the Fourth Proportional to 27,583.35, 41,365.74 and 8,858.79

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Solution

The fourth proportional to 27,583.35, 41,365.74 and 8,858.79 is: 13,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,583.35 : 41,365.74 = 8,858.79 : x
  2. Step 2: Convert to fraction form
    27,583.35/41,365.74 = 8,858.79/x
  3. Step 3: Cross multiply
    27,583.35x = 41,365.74 × 8,858.79
  4. Step 4: Simplify right side
    27,583.35x = 366,450,403.85
  5. Step 5: Solve for x
    x = 366,450,403.85/27,583.35
  6. Step 6: Final answer
    x = 13,285.20

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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.