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Finding the Fourth Proportional to 225,696.02, 338,545.24 and 67,923.40

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Solution

The fourth proportional to 225,696.02, 338,545.24 and 67,923.40 is: 101,885.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,696.02 : 338,545.24 = 67,923.40 : x
  2. Step 2: Convert to fraction form
    225,696.02/338,545.24 = 67,923.40/x
  3. Step 3: Cross multiply
    225,696.02x = 338,545.24 × 67,923.40
  4. Step 4: Simplify right side
    225,696.02x = 22,995,143,754.62
  5. Step 5: Solve for x
    x = 22,995,143,754.62/225,696.02
  6. Step 6: Final answer
    x = 101,885.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.