Home / 239,859.38-331,011.11-132,436.22

Finding the Fourth Proportional to 239,859.38, 331,011.11 and 132,436.22

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Solution

The fourth proportional to 239,859.38, 331,011.11 and 132,436.22 is: 182,764.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,859.38 : 331,011.11 = 132,436.22 : x
  2. Step 2: Convert to fraction form
    239,859.38/331,011.11 = 132,436.22/x
  3. Step 3: Cross multiply
    239,859.38x = 331,011.11 × 132,436.22
  4. Step 4: Simplify right side
    239,859.38x = 43,837,858,117.49
  5. Step 5: Solve for x
    x = 43,837,858,117.49/239,859.38
  6. Step 6: Final answer
    x = 182,764.83

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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.