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Finding the Fourth Proportional to 69,104.54, 103,571.46 and 35,805.44

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Solution

The fourth proportional to 69,104.54, 103,571.46 and 35,805.44 is: 53,663.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,104.54 : 103,571.46 = 35,805.44 : x
  2. Step 2: Convert to fraction form
    69,104.54/103,571.46 = 35,805.44/x
  3. Step 3: Cross multiply
    69,104.54x = 103,571.46 × 35,805.44
  4. Step 4: Simplify right side
    69,104.54x = 3,708,421,696.74
  5. Step 5: Solve for x
    x = 3,708,421,696.74/69,104.54
  6. Step 6: Final answer
    x = 53,663.94

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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.