Home / 239,367.06-330,324.90-131,937.18

Finding the Fourth Proportional to 239,367.06, 330,324.90 and 131,937.18

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Solution

The fourth proportional to 239,367.06, 330,324.90 and 131,937.18 is: 182,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,367.06 : 330,324.90 = 131,937.18 : x
  2. Step 2: Convert to fraction form
    239,367.06/330,324.90 = 131,937.18/x
  3. Step 3: Cross multiply
    239,367.06x = 330,324.90 × 131,937.18
  4. Step 4: Simplify right side
    239,367.06x = 43,582,135,789.78
  5. Step 5: Solve for x
    x = 43,582,135,789.78/239,367.06
  6. Step 6: Final answer
    x = 182,072.40

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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.