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Finding the Fourth Proportional to 69,907.86, 104,837.09 and 22,521.04

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Solution

The fourth proportional to 69,907.86, 104,837.09 and 22,521.04 is: 33,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,907.86 : 104,837.09 = 22,521.04 : x
  2. Step 2: Convert to fraction form
    69,907.86/104,837.09 = 22,521.04/x
  3. Step 3: Cross multiply
    69,907.86x = 104,837.09 × 22,521.04
  4. Step 4: Simplify right side
    69,907.86x = 2,361,039,922.68
  5. Step 5: Solve for x
    x = 2,361,039,922.68/69,907.86
  6. Step 6: Final answer
    x = 33,773.60

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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.