Home / 196,116.11-293,896.04-82,141.12

Finding the Fourth Proportional to 196,116.11, 293,896.04 and 82,141.12

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Solution

The fourth proportional to 196,116.11, 293,896.04 and 82,141.12 is: 123,095.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,116.11 : 293,896.04 = 82,141.12 : x
  2. Step 2: Convert to fraction form
    196,116.11/293,896.04 = 82,141.12/x
  3. Step 3: Cross multiply
    196,116.11x = 293,896.04 × 82,141.12
  4. Step 4: Simplify right side
    196,116.11x = 24,140,948,419.68
  5. Step 5: Solve for x
    x = 24,140,948,419.68/196,116.11
  6. Step 6: Final answer
    x = 123,095.19

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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.