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Finding the Fourth Proportional to 54,374.78, 75,052.62 and 32,860.91

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Solution

The fourth proportional to 54,374.78, 75,052.62 and 32,860.91 is: 45,357.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,374.78 : 75,052.62 = 32,860.91 : x
  2. Step 2: Convert to fraction form
    54,374.78/75,052.62 = 32,860.91/x
  3. Step 3: Cross multiply
    54,374.78x = 75,052.62 × 32,860.91
  4. Step 4: Simplify right side
    54,374.78x = 2,466,297,015.82
  5. Step 5: Solve for x
    x = 2,466,297,015.82/54,374.78
  6. Step 6: Final answer
    x = 45,357.37

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Why These Related Problems?

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