Home / 194,449.62-268,362.10-122,826.18

Finding the Fourth Proportional to 194,449.62, 268,362.10 and 122,826.18

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Solution

The fourth proportional to 194,449.62, 268,362.10 and 122,826.18 is: 169,513.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,449.62 : 268,362.10 = 122,826.18 : x
  2. Step 2: Convert to fraction form
    194,449.62/268,362.10 = 122,826.18/x
  3. Step 3: Cross multiply
    194,449.62x = 268,362.10 × 122,826.18
  4. Step 4: Simplify right side
    194,449.62x = 32,961,891,599.78
  5. Step 5: Solve for x
    x = 32,961,891,599.78/194,449.62
  6. Step 6: Final answer
    x = 169,513.79

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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.