Home / 327,331.04-491,045.18-102,709.96

Finding the Fourth Proportional to 327,331.04, 491,045.18 and 102,709.96

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Solution

The fourth proportional to 327,331.04, 491,045.18 and 102,709.96 is: 154,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,331.04 : 491,045.18 = 102,709.96 : x
  2. Step 2: Convert to fraction form
    327,331.04/491,045.18 = 102,709.96/x
  3. Step 3: Cross multiply
    327,331.04x = 491,045.18 × 102,709.96
  4. Step 4: Simplify right side
    327,331.04x = 50,435,230,795.99
  5. Step 5: Solve for x
    x = 50,435,230,795.99/327,331.04
  6. Step 6: Final answer
    x = 154,080.20

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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.