Home / 203,625.15-305,481.62-61,458.53

Finding the Fourth Proportional to 203,625.15, 305,481.62 and 61,458.53

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Solution

The fourth proportional to 203,625.15, 305,481.62 and 61,458.53 is: 92,201.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,625.15 : 305,481.62 = 61,458.53 : x
  2. Step 2: Convert to fraction form
    203,625.15/305,481.62 = 61,458.53/x
  3. Step 3: Cross multiply
    203,625.15x = 305,481.62 × 61,458.53
  4. Step 4: Simplify right side
    203,625.15x = 18,774,452,224.57
  5. Step 5: Solve for x
    x = 18,774,452,224.57/203,625.15
  6. Step 6: Final answer
    x = 92,201.05

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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.