Home / 327,125.32-490,687.37-102,502.97

Finding the Fourth Proportional to 327,125.32, 490,687.37 and 102,502.97

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Solution

The fourth proportional to 327,125.32, 490,687.37 and 102,502.97 is: 153,754.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,125.32 : 490,687.37 = 102,502.97 : x
  2. Step 2: Convert to fraction form
    327,125.32/490,687.37 = 102,502.97/x
  3. Step 3: Cross multiply
    327,125.32x = 490,687.37 × 102,502.97
  4. Step 4: Simplify right side
    327,125.32x = 50,296,912,025.00
  5. Step 5: Solve for x
    x = 50,296,912,025.00/327,125.32
  6. Step 6: Final answer
    x = 153,754.26

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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.