Home / 166,872.33-250,287.62-54,543.15

Finding the Fourth Proportional to 166,872.33, 250,287.62 and 54,543.15

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Solution

The fourth proportional to 166,872.33, 250,287.62 and 54,543.15 is: 81,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,872.33 : 250,287.62 = 54,543.15 : x
  2. Step 2: Convert to fraction form
    166,872.33/250,287.62 = 54,543.15/x
  3. Step 3: Cross multiply
    166,872.33x = 250,287.62 × 54,543.15
  4. Step 4: Simplify right side
    166,872.33x = 13,651,474,928.09
  5. Step 5: Solve for x
    x = 13,651,474,928.09/166,872.33
  6. Step 6: Final answer
    x = 81,807.90

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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.