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Finding the Fourth Proportional to 69,626.86, 104,527.08 and 69,307

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Solution

The fourth proportional to 69,626.86, 104,527.08 and 69,307 is: 104,046.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,626.86 : 104,527.08 = 69,307 : x
  2. Step 2: Convert to fraction form
    69,626.86/104,527.08 = 69,307/x
  3. Step 3: Cross multiply
    69,626.86x = 104,527.08 × 69,307
  4. Step 4: Simplify right side
    69,626.86x = 7,244,458,333.56
  5. Step 5: Solve for x
    x = 7,244,458,333.56/69,626.86
  6. Step 6: Final answer
    x = 104,046.89

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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.