Home / 57,845.41-86,777.83-18,414.61

Finding the Fourth Proportional to 57,845.41, 86,777.83 and 18,414.61

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Solution

The fourth proportional to 57,845.41, 86,777.83 and 18,414.61 is: 27,625.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,845.41 : 86,777.83 = 18,414.61 : x
  2. Step 2: Convert to fraction form
    57,845.41/86,777.83 = 18,414.61/x
  3. Step 3: Cross multiply
    57,845.41x = 86,777.83 × 18,414.61
  4. Step 4: Simplify right side
    57,845.41x = 1,597,979,702.17
  5. Step 5: Solve for x
    x = 1,597,979,702.17/57,845.41
  6. Step 6: Final answer
    x = 27,625.01

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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.