Home / 239,227.10-330,148.31-131,797.11

Finding the Fourth Proportional to 239,227.10, 330,148.31 and 131,797.11

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Solution

The fourth proportional to 239,227.10, 330,148.31 and 131,797.11 is: 181,888.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,227.10 : 330,148.31 = 131,797.11 : x
  2. Step 2: Convert to fraction form
    239,227.10/330,148.31 = 131,797.11/x
  3. Step 3: Cross multiply
    239,227.10x = 330,148.31 × 131,797.11
  4. Step 4: Simplify right side
    239,227.10x = 43,512,593,129.38
  5. Step 5: Solve for x
    x = 43,512,593,129.38/239,227.10
  6. Step 6: Final answer
    x = 181,888.23

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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.