Home / 327,191.07-490,792.75-102,546.53

Finding the Fourth Proportional to 327,191.07, 490,792.75 and 102,546.53

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Solution

The fourth proportional to 327,191.07, 490,792.75 and 102,546.53 is: 153,821.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,191.07 : 490,792.75 = 102,546.53 : x
  2. Step 2: Convert to fraction form
    327,191.07/490,792.75 = 102,546.53/x
  3. Step 3: Cross multiply
    327,191.07x = 490,792.75 × 102,546.53
  4. Step 4: Simplify right side
    327,191.07x = 50,329,091,007.69
  5. Step 5: Solve for x
    x = 50,329,091,007.69/327,191.07
  6. Step 6: Final answer
    x = 153,821.72

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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.