Home / 196,622.16-271,342.44-107,198.16

Finding the Fourth Proportional to 196,622.16, 271,342.44 and 107,198.16

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Solution

The fourth proportional to 196,622.16, 271,342.44 and 107,198.16 is: 147,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,622.16 : 271,342.44 = 107,198.16 : x
  2. Step 2: Convert to fraction form
    196,622.16/271,342.44 = 107,198.16/x
  3. Step 3: Cross multiply
    196,622.16x = 271,342.44 × 107,198.16
  4. Step 4: Simplify right side
    196,622.16x = 29,087,410,297.91
  5. Step 5: Solve for x
    x = 29,087,410,297.91/196,622.16
  6. Step 6: Final answer
    x = 147,935.56

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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.