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Finding the Fourth Proportional to 69,852.53, 104,794.42 and 25,479.29

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Solution

The fourth proportional to 69,852.53, 104,794.42 and 25,479.29 is: 38,224.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,852.53 : 104,794.42 = 25,479.29 : x
  2. Step 2: Convert to fraction form
    69,852.53/104,794.42 = 25,479.29/x
  3. Step 3: Cross multiply
    69,852.53x = 104,794.42 × 25,479.29
  4. Step 4: Simplify right side
    69,852.53x = 2,670,086,893.59
  5. Step 5: Solve for x
    x = 2,670,086,893.59/69,852.53
  6. Step 6: Final answer
    x = 38,224.63

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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.