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Finding the Fourth Proportional to 27,060.21, 40,594.76 and 8,340.26

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Solution

The fourth proportional to 27,060.21, 40,594.76 and 8,340.26 is: 12,511.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,060.21 : 40,594.76 = 8,340.26 : x
  2. Step 2: Convert to fraction form
    27,060.21/40,594.76 = 8,340.26/x
  3. Step 3: Cross multiply
    27,060.21x = 40,594.76 × 8,340.26
  4. Step 4: Simplify right side
    27,060.21x = 338,570,608.36
  5. Step 5: Solve for x
    x = 338,570,608.36/27,060.21
  6. Step 6: Final answer
    x = 12,511.75

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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.