Home / 196,495.77-271,165.66-109,282.09

Finding the Fourth Proportional to 196,495.77, 271,165.66 and 109,282.09

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Solution

The fourth proportional to 196,495.77, 271,165.66 and 109,282.09 is: 150,810.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,495.77 : 271,165.66 = 109,282.09 : x
  2. Step 2: Convert to fraction form
    196,495.77/271,165.66 = 109,282.09/x
  3. Step 3: Cross multiply
    196,495.77x = 271,165.66 × 109,282.09
  4. Step 4: Simplify right side
    196,495.77x = 29,633,550,061.03
  5. Step 5: Solve for x
    x = 29,633,550,061.03/196,495.77
  6. Step 6: Final answer
    x = 150,810.12

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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.