Home / 203,229.76-304,844.67-84,836.52

Finding the Fourth Proportional to 203,229.76, 304,844.67 and 84,836.52

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Solution

The fourth proportional to 203,229.76, 304,844.67 and 84,836.52 is: 127,254.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,229.76 : 304,844.67 = 84,836.52 : x
  2. Step 2: Convert to fraction form
    203,229.76/304,844.67 = 84,836.52/x
  3. Step 3: Cross multiply
    203,229.76x = 304,844.67 × 84,836.52
  4. Step 4: Simplify right side
    203,229.76x = 25,861,960,943.35
  5. Step 5: Solve for x
    x = 25,861,960,943.35/203,229.76
  6. Step 6: Final answer
    x = 127,254.79

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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.