Home / 239,436.94-330,437.87-132,006.81

Finding the Fourth Proportional to 239,436.94, 330,437.87 and 132,006.81

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Solution

The fourth proportional to 239,436.94, 330,437.87 and 132,006.81 is: 182,177.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,436.94 : 330,437.87 = 132,006.81 : x
  2. Step 2: Convert to fraction form
    239,436.94/330,437.87 = 132,006.81/x
  3. Step 3: Cross multiply
    239,436.94x = 330,437.87 × 132,006.81
  4. Step 4: Simplify right side
    239,436.94x = 43,620,049,121.89
  5. Step 5: Solve for x
    x = 43,620,049,121.89/239,436.94
  6. Step 6: Final answer
    x = 182,177.61

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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.