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Finding the Fourth Proportional to 27,252.66, 40,879.01 and 7,531.23

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Solution

The fourth proportional to 27,252.66, 40,879.01 and 7,531.23 is: 11,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,252.66 : 40,879.01 = 7,531.23 : x
  2. Step 2: Convert to fraction form
    27,252.66/40,879.01 = 7,531.23/x
  3. Step 3: Cross multiply
    27,252.66x = 40,879.01 × 7,531.23
  4. Step 4: Simplify right side
    27,252.66x = 307,869,226.48
  5. Step 5: Solve for x
    x = 307,869,226.48/27,252.66
  6. Step 6: Final answer
    x = 11,296.85

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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.