Home / 204,200.54-306,100.83-114,287.16

Finding the Fourth Proportional to 204,200.54, 306,100.83 and 114,287.16

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Solution

The fourth proportional to 204,200.54, 306,100.83 and 114,287.16 is: 171,318.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,200.54 : 306,100.83 = 114,287.16 : x
  2. Step 2: Convert to fraction form
    204,200.54/306,100.83 = 114,287.16/x
  3. Step 3: Cross multiply
    204,200.54x = 306,100.83 × 114,287.16
  4. Step 4: Simplify right side
    204,200.54x = 34,983,394,534.34
  5. Step 5: Solve for x
    x = 34,983,394,534.34/204,200.54
  6. Step 6: Final answer
    x = 171,318.82

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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.