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Finding the Fourth Proportional to 69,696.48, 104,511.90 and 25,292.16

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Solution

The fourth proportional to 69,696.48, 104,511.90 and 25,292.16 is: 37,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,696.48 : 104,511.90 = 25,292.16 : x
  2. Step 2: Convert to fraction form
    69,696.48/104,511.90 = 25,292.16/x
  3. Step 3: Cross multiply
    69,696.48x = 104,511.90 × 25,292.16
  4. Step 4: Simplify right side
    69,696.48x = 2,643,331,696.70
  5. Step 5: Solve for x
    x = 2,643,331,696.70/69,696.48
  6. Step 6: Final answer
    x = 37,926.33

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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.