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Finding the Fourth Proportional to 27,034.56, 40,558.20 and 8,566.56

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Solution

The fourth proportional to 27,034.56, 40,558.20 and 8,566.56 is: 12,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,034.56 : 40,558.20 = 8,566.56 : x
  2. Step 2: Convert to fraction form
    27,034.56/40,558.20 = 8,566.56/x
  3. Step 3: Cross multiply
    27,034.56x = 40,558.20 × 8,566.56
  4. Step 4: Simplify right side
    27,034.56x = 347,444,253.79
  5. Step 5: Solve for x
    x = 347,444,253.79/27,034.56
  6. Step 6: Final answer
    x = 12,851.86

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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.