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Finding the Fourth Proportional to 69,206.62, 103,773.02 and 35,843.94

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Solution

The fourth proportional to 69,206.62, 103,773.02 and 35,843.94 is: 53,746.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,206.62 : 103,773.02 = 35,843.94 : x
  2. Step 2: Convert to fraction form
    69,206.62/103,773.02 = 35,843.94/x
  3. Step 3: Cross multiply
    69,206.62x = 103,773.02 × 35,843.94
  4. Step 4: Simplify right side
    69,206.62x = 3,719,633,902.50
  5. Step 5: Solve for x
    x = 3,719,633,902.50/69,206.62
  6. Step 6: Final answer
    x = 53,746.79

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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.