Home / 327,206.07-490,794.83-102,561.39

Finding the Fourth Proportional to 327,206.07, 490,794.83 and 102,561.39

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Solution

The fourth proportional to 327,206.07, 490,794.83 and 102,561.39 is: 153,837.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,206.07 : 490,794.83 = 102,561.39 : x
  2. Step 2: Convert to fraction form
    327,206.07/490,794.83 = 102,561.39/x
  3. Step 3: Cross multiply
    327,206.07x = 490,794.83 × 102,561.39
  4. Step 4: Simplify right side
    327,206.07x = 50,336,599,456.81
  5. Step 5: Solve for x
    x = 50,336,599,456.81/327,206.07
  6. Step 6: Final answer
    x = 153,837.61

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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.