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Finding the Fourth Proportional to 237,282.85, 355,868.38 and 68,758.71

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Solution

The fourth proportional to 237,282.85, 355,868.38 and 68,758.71 is: 103,121.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,282.85 : 355,868.38 = 68,758.71 : x
  2. Step 2: Convert to fraction form
    237,282.85/355,868.38 = 68,758.71/x
  3. Step 3: Cross multiply
    237,282.85x = 355,868.38 × 68,758.71
  4. Step 4: Simplify right side
    237,282.85x = 24,469,050,738.59
  5. Step 5: Solve for x
    x = 24,469,050,738.59/237,282.85
  6. Step 6: Final answer
    x = 103,121.87

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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.