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Finding the Fourth Proportional to 69,594.62, 104,391.90 and 25,221.29

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Solution

The fourth proportional to 69,594.62, 104,391.90 and 25,221.29 is: 37,831.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,594.62 : 104,391.90 = 25,221.29 : x
  2. Step 2: Convert to fraction form
    69,594.62/104,391.90 = 25,221.29/x
  3. Step 3: Cross multiply
    69,594.62x = 104,391.90 × 25,221.29
  4. Step 4: Simplify right side
    69,594.62x = 2,632,897,861.59
  5. Step 5: Solve for x
    x = 2,632,897,861.59/69,594.62
  6. Step 6: Final answer
    x = 37,831.92

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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.