Home / 166,680.72-250,016.76-54,369.36

Finding the Fourth Proportional to 166,680.72, 250,016.76 and 54,369.36

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Solution

The fourth proportional to 166,680.72, 250,016.76 and 54,369.36 is: 81,552.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,680.72 : 250,016.76 = 54,369.36 : x
  2. Step 2: Convert to fraction form
    166,680.72/250,016.76 = 54,369.36/x
  3. Step 3: Cross multiply
    166,680.72x = 250,016.76 × 54,369.36
  4. Step 4: Simplify right side
    166,680.72x = 13,593,251,230.47
  5. Step 5: Solve for x
    x = 13,593,251,230.47/166,680.72
  6. Step 6: Final answer
    x = 81,552.63

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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.