Home / 356,025.79-491,316.33-194,891.14

Finding the Fourth Proportional to 356,025.79, 491,316.33 and 194,891.14

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Solution

The fourth proportional to 356,025.79, 491,316.33 and 194,891.14 is: 268,950.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,025.79 : 491,316.33 = 194,891.14 : x
  2. Step 2: Convert to fraction form
    356,025.79/491,316.33 = 194,891.14/x
  3. Step 3: Cross multiply
    356,025.79x = 491,316.33 × 194,891.14
  4. Step 4: Simplify right side
    356,025.79x = 95,753,199,654.32
  5. Step 5: Solve for x
    x = 95,753,199,654.32/356,025.79
  6. Step 6: Final answer
    x = 268,950.18

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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.