Home / 166,939.18-250,447.72-54,618.96

Finding the Fourth Proportional to 166,939.18, 250,447.72 and 54,618.96

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Solution

The fourth proportional to 166,939.18, 250,447.72 and 54,618.96 is: 81,941.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,939.18 : 250,447.72 = 54,618.96 : x
  2. Step 2: Convert to fraction form
    166,939.18/250,447.72 = 54,618.96/x
  3. Step 3: Cross multiply
    166,939.18x = 250,447.72 × 54,618.96
  4. Step 4: Simplify right side
    166,939.18x = 13,679,193,650.66
  5. Step 5: Solve for x
    x = 13,679,193,650.66/166,939.18
  6. Step 6: Final answer
    x = 81,941.18

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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.