Home / 166,962.20-250,467.60-54,615.20

Finding the Fourth Proportional to 166,962.20, 250,467.60 and 54,615.20

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Solution

The fourth proportional to 166,962.20, 250,467.60 and 54,615.20 is: 81,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,962.20 : 250,467.60 = 54,615.20 : x
  2. Step 2: Convert to fraction form
    166,962.20/250,467.60 = 54,615.20/x
  3. Step 3: Cross multiply
    166,962.20x = 250,467.60 × 54,615.20
  4. Step 4: Simplify right side
    166,962.20x = 13,679,338,067.52
  5. Step 5: Solve for x
    x = 13,679,338,067.52/166,962.20
  6. Step 6: Final answer
    x = 81,930.75

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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.