Home / 166,860.21-250,269.44-54,531.03

Finding the Fourth Proportional to 166,860.21, 250,269.44 and 54,531.03

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Solution

The fourth proportional to 166,860.21, 250,269.44 and 54,531.03 is: 81,789.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,860.21 : 250,269.44 = 54,531.03 : x
  2. Step 2: Convert to fraction form
    166,860.21/250,269.44 = 54,531.03/x
  3. Step 3: Cross multiply
    166,860.21x = 250,269.44 × 54,531.03
  4. Step 4: Simplify right side
    166,860.21x = 13,647,450,340.72
  5. Step 5: Solve for x
    x = 13,647,450,340.72/166,860.21
  6. Step 6: Final answer
    x = 81,789.72

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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.