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Finding the Fourth Proportional to 54,837.74, 75,676.10 and 29,687.24

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Solution

The fourth proportional to 54,837.74, 75,676.10 and 29,687.24 is: 40,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,837.74 : 75,676.10 = 29,687.24 : x
  2. Step 2: Convert to fraction form
    54,837.74/75,676.10 = 29,687.24/x
  3. Step 3: Cross multiply
    54,837.74x = 75,676.10 × 29,687.24
  4. Step 4: Simplify right side
    54,837.74x = 2,246,614,542.96
  5. Step 5: Solve for x
    x = 2,246,614,542.96/54,837.74
  6. Step 6: Final answer
    x = 40,968.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.