Home / 166,729.29-250,114.50-54,379.47

Finding the Fourth Proportional to 166,729.29, 250,114.50 and 54,379.47

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Solution

The fourth proportional to 166,729.29, 250,114.50 and 54,379.47 is: 81,575.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,729.29 : 250,114.50 = 54,379.47 : x
  2. Step 2: Convert to fraction form
    166,729.29/250,114.50 = 54,379.47/x
  3. Step 3: Cross multiply
    166,729.29x = 250,114.50 × 54,379.47
  4. Step 4: Simplify right side
    166,729.29x = 13,601,093,949.32
  5. Step 5: Solve for x
    x = 13,601,093,949.32/166,729.29
  6. Step 6: Final answer
    x = 81,575.91

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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.