Home / 325,977.08-449,942.04-196,895.00

Finding the Fourth Proportional to 325,977.08, 449,942.04 and 196,895.00

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Solution

The fourth proportional to 325,977.08, 449,942.04 and 196,895.00 is: 271,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,977.08 : 449,942.04 = 196,895.00 : x
  2. Step 2: Convert to fraction form
    325,977.08/449,942.04 = 196,895.00/x
  3. Step 3: Cross multiply
    325,977.08x = 449,942.04 × 196,895.00
  4. Step 4: Simplify right side
    325,977.08x = 88,591,339,090.66
  5. Step 5: Solve for x
    x = 88,591,339,090.66/325,977.08
  6. Step 6: Final answer
    x = 271,771.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.