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Finding the Fourth Proportional to 69,696.92, 104,562.98 and 30,244.44

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Solution

The fourth proportional to 69,696.92, 104,562.98 and 30,244.44 is: 45,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,696.92 : 104,562.98 = 30,244.44 : x
  2. Step 2: Convert to fraction form
    69,696.92/104,562.98 = 30,244.44/x
  3. Step 3: Cross multiply
    69,696.92x = 104,562.98 × 30,244.44
  4. Step 4: Simplify right side
    69,696.92x = 3,162,448,774.83
  5. Step 5: Solve for x
    x = 3,162,448,774.83/69,696.92
  6. Step 6: Final answer
    x = 45,374.30

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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.