Home / 132,789.39-199,183.41-76,593.09

Finding the Fourth Proportional to 132,789.39, 199,183.41 and 76,593.09

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Solution

The fourth proportional to 132,789.39, 199,183.41 and 76,593.09 is: 114,889.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,789.39 : 199,183.41 = 76,593.09 : x
  2. Step 2: Convert to fraction form
    132,789.39/199,183.41 = 76,593.09/x
  3. Step 3: Cross multiply
    132,789.39x = 199,183.41 × 76,593.09
  4. Step 4: Simplify right side
    132,789.39x = 15,256,072,848.64
  5. Step 5: Solve for x
    x = 15,256,072,848.64/132,789.39
  6. Step 6: Final answer
    x = 114,889.25

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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.