Home / 239,227.23-330,132.78-131,796.33

Finding the Fourth Proportional to 239,227.23, 330,132.78 and 131,796.33

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Solution

The fourth proportional to 239,227.23, 330,132.78 and 131,796.33 is: 181,878.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,227.23 : 330,132.78 = 131,796.33 : x
  2. Step 2: Convert to fraction form
    239,227.23/330,132.78 = 131,796.33/x
  3. Step 3: Cross multiply
    239,227.23x = 330,132.78 × 131,796.33
  4. Step 4: Simplify right side
    239,227.23x = 43,510,288,816.70
  5. Step 5: Solve for x
    x = 43,510,288,816.70/239,227.23
  6. Step 6: Final answer
    x = 181,878.50

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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.