Home / 204,212.28-306,318.24-63,981.84

Finding the Fourth Proportional to 204,212.28, 306,318.24 and 63,981.84

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Solution

The fourth proportional to 204,212.28, 306,318.24 and 63,981.84 is: 95,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,212.28 : 306,318.24 = 63,981.84 : x
  2. Step 2: Convert to fraction form
    204,212.28/306,318.24 = 63,981.84/x
  3. Step 3: Cross multiply
    204,212.28x = 306,318.24 × 63,981.84
  4. Step 4: Simplify right side
    204,212.28x = 19,598,804,620.76
  5. Step 5: Solve for x
    x = 19,598,804,620.76/204,212.28
  6. Step 6: Final answer
    x = 95,972.70

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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.