Home / 327,924.78-491,956.29-106,291.50

Finding the Fourth Proportional to 327,924.78, 491,956.29 and 106,291.50

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Solution

The fourth proportional to 327,924.78, 491,956.29 and 106,291.50 is: 159,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,924.78 : 491,956.29 = 106,291.50 : x
  2. Step 2: Convert to fraction form
    327,924.78/491,956.29 = 106,291.50/x
  3. Step 3: Cross multiply
    327,924.78x = 491,956.29 × 106,291.50
  4. Step 4: Simplify right side
    327,924.78x = 52,290,771,998.54
  5. Step 5: Solve for x
    x = 52,290,771,998.54/327,924.78
  6. Step 6: Final answer
    x = 159,459.65

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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.