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Finding the Fourth Proportional to 60,723.70, 91,058.78 and 27,442.42

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Solution

The fourth proportional to 60,723.70, 91,058.78 and 27,442.42 is: 41,151.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,723.70 : 91,058.78 = 27,442.42 : x
  2. Step 2: Convert to fraction form
    60,723.70/91,058.78 = 27,442.42/x
  3. Step 3: Cross multiply
    60,723.70x = 91,058.78 × 27,442.42
  4. Step 4: Simplify right side
    60,723.70x = 2,498,873,285.45
  5. Step 5: Solve for x
    x = 2,498,873,285.45/60,723.70
  6. Step 6: Final answer
    x = 41,151.53

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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.