Home / 87,544.54-131,357.83-43,147.08

Finding the Fourth Proportional to 87,544.54, 131,357.83 and 43,147.08

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Solution

The fourth proportional to 87,544.54, 131,357.83 and 43,147.08 is: 64,740.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,544.54 : 131,357.83 = 43,147.08 : x
  2. Step 2: Convert to fraction form
    87,544.54/131,357.83 = 43,147.08/x
  3. Step 3: Cross multiply
    87,544.54x = 131,357.83 × 43,147.08
  4. Step 4: Simplify right side
    87,544.54x = 5,667,706,799.64
  5. Step 5: Solve for x
    x = 5,667,706,799.64/87,544.54
  6. Step 6: Final answer
    x = 64,740.84

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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.