Home / 239,396.08-330,351.78-131,960.56

Finding the Fourth Proportional to 239,396.08, 330,351.78 and 131,960.56

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Solution

The fourth proportional to 239,396.08, 330,351.78 and 131,960.56 is: 182,097.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,396.08 : 330,351.78 = 131,960.56 : x
  2. Step 2: Convert to fraction form
    239,396.08/330,351.78 = 131,960.56/x
  3. Step 3: Cross multiply
    239,396.08x = 330,351.78 × 131,960.56
  4. Step 4: Simplify right side
    239,396.08x = 43,593,405,885.80
  5. Step 5: Solve for x
    x = 43,593,405,885.80/239,396.08
  6. Step 6: Final answer
    x = 182,097.41

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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.