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Finding the Fourth Proportional to 203,950.02, 305,893.38 and 104,183.94

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Solution

The fourth proportional to 203,950.02, 305,893.38 and 104,183.94 is: 156,259.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,950.02 : 305,893.38 = 104,183.94 : x
  2. Step 2: Convert to fraction form
    203,950.02/305,893.38 = 104,183.94/x
  3. Step 3: Cross multiply
    203,950.02x = 305,893.38 × 104,183.94
  4. Step 4: Simplify right side
    203,950.02x = 31,869,177,548.32
  5. Step 5: Solve for x
    x = 31,869,177,548.32/203,950.02
  6. Step 6: Final answer
    x = 156,259.74

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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.