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Finding the Fourth Proportional to 54,191.01, 81,227.07 and 27,897.15

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Solution

The fourth proportional to 54,191.01, 81,227.07 and 27,897.15 is: 41,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,191.01 : 81,227.07 = 27,897.15 : x
  2. Step 2: Convert to fraction form
    54,191.01/81,227.07 = 27,897.15/x
  3. Step 3: Cross multiply
    54,191.01x = 81,227.07 × 27,897.15
  4. Step 4: Simplify right side
    54,191.01x = 2,266,003,755.85
  5. Step 5: Solve for x
    x = 2,266,003,755.85/54,191.01
  6. Step 6: Final answer
    x = 41,815.12

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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.