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Finding the Fourth Proportional to 69,438.86, 104,092.68 and 25,053.69

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Solution

The fourth proportional to 69,438.86, 104,092.68 and 25,053.69 is: 37,556.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,438.86 : 104,092.68 = 25,053.69 : x
  2. Step 2: Convert to fraction form
    69,438.86/104,092.68 = 25,053.69/x
  3. Step 3: Cross multiply
    69,438.86x = 104,092.68 × 25,053.69
  4. Step 4: Simplify right side
    69,438.86x = 2,607,905,735.99
  5. Step 5: Solve for x
    x = 2,607,905,735.99/69,438.86
  6. Step 6: Final answer
    x = 37,556.86

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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.