Home / 157,789.62-217,757.84-96,516.60

Finding the Fourth Proportional to 157,789.62, 217,757.84 and 96,516.60

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Solution

The fourth proportional to 157,789.62, 217,757.84 and 96,516.60 is: 133,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,789.62 : 217,757.84 = 96,516.60 : x
  2. Step 2: Convert to fraction form
    157,789.62/217,757.84 = 96,516.60/x
  3. Step 3: Cross multiply
    157,789.62x = 217,757.84 × 96,516.60
  4. Step 4: Simplify right side
    157,789.62x = 21,017,245,857.56
  5. Step 5: Solve for x
    x = 21,017,245,857.56/157,789.62
  6. Step 6: Final answer
    x = 133,197.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.