Home / 166,589.72-249,884.39-54,269.76

Finding the Fourth Proportional to 166,589.72, 249,884.39 and 54,269.76

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Solution

The fourth proportional to 166,589.72, 249,884.39 and 54,269.76 is: 81,404.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,589.72 : 249,884.39 = 54,269.76 : x
  2. Step 2: Convert to fraction form
    166,589.72/249,884.39 = 54,269.76/x
  3. Step 3: Cross multiply
    166,589.72x = 249,884.39 × 54,269.76
  4. Step 4: Simplify right side
    166,589.72x = 13,561,165,601.70
  5. Step 5: Solve for x
    x = 13,561,165,601.70/166,589.72
  6. Step 6: Final answer
    x = 81,404.58

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1.5x scale

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.