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Finding the Fourth Proportional to 53,882.76, 80,840.92 and 27,605.96

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Solution

The fourth proportional to 53,882.76, 80,840.92 and 27,605.96 is: 41,417.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,882.76 : 80,840.92 = 27,605.96 : x
  2. Step 2: Convert to fraction form
    53,882.76/80,840.92 = 27,605.96/x
  3. Step 3: Cross multiply
    53,882.76x = 80,840.92 × 27,605.96
  4. Step 4: Simplify right side
    53,882.76x = 2,231,691,203.88
  5. Step 5: Solve for x
    x = 2,231,691,203.88/53,882.76
  6. Step 6: Final answer
    x = 41,417.54

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1.5x scale

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.