Home / 166,589.78-249,884.46-54,269.80

Finding the Fourth Proportional to 166,589.78, 249,884.46 and 54,269.80

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Solution

The fourth proportional to 166,589.78, 249,884.46 and 54,269.80 is: 81,404.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,589.78 : 249,884.46 = 54,269.80 : x
  2. Step 2: Convert to fraction form
    166,589.78/249,884.46 = 54,269.80/x
  3. Step 3: Cross multiply
    166,589.78x = 249,884.46 × 54,269.80
  4. Step 4: Simplify right side
    166,589.78x = 13,561,179,042.60
  5. Step 5: Solve for x
    x = 13,561,179,042.60/166,589.78
  6. Step 6: Final answer
    x = 81,404.63

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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.