Home / 166,787.96-250,221.79-54,468.40

Finding the Fourth Proportional to 166,787.96, 250,221.79 and 54,468.40

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Solution

The fourth proportional to 166,787.96, 250,221.79 and 54,468.40 is: 81,715.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,787.96 : 250,221.79 = 54,468.40 : x
  2. Step 2: Convert to fraction form
    166,787.96/250,221.79 = 54,468.40/x
  3. Step 3: Cross multiply
    166,787.96x = 250,221.79 × 54,468.40
  4. Step 4: Simplify right side
    166,787.96x = 13,629,180,546.44
  5. Step 5: Solve for x
    x = 13,629,180,546.44/166,787.96
  6. Step 6: Final answer
    x = 81,715.61

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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.