Home / 196,935.17-271,769.15-107,511.17

Finding the Fourth Proportional to 196,935.17, 271,769.15 and 107,511.17

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Solution

The fourth proportional to 196,935.17, 271,769.15 and 107,511.17 is: 148,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,935.17 : 271,769.15 = 107,511.17 : x
  2. Step 2: Convert to fraction form
    196,935.17/271,769.15 = 107,511.17/x
  3. Step 3: Cross multiply
    196,935.17x = 271,769.15 × 107,511.17
  4. Step 4: Simplify right side
    196,935.17x = 29,218,218,748.85
  5. Step 5: Solve for x
    x = 29,218,218,748.85/196,935.17
  6. Step 6: Final answer
    x = 148,364.66

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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.