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Finding the Fourth Proportional to 33,151,978.08, 49,761,900.72 and 27,376,309.26

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Solution

The fourth proportional to 33,151,978.08, 49,761,900.72 and 27,376,309.26 is: 41,092,485.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,151,978.08 : 49,761,900.72 = 27,376,309.26 : x
  2. Step 2: Convert to fraction form
    33,151,978.08/49,761,900.72 = 27,376,309.26/x
  3. Step 3: Cross multiply
    33,151,978.08x = 49,761,900.72 × 27,376,309.26
  4. Step 4: Simplify right side
    33,151,978.08x = 1,362,297,183,476,136.75
  5. Step 5: Solve for x
    x = 1,362,297,183,476,136.75/33,151,978.08
  6. Step 6: Final answer
    x = 41,092,485.65

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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.