Home / 252,619.56-378,819.10-134,262.44

Finding the Fourth Proportional to 252,619.56, 378,819.10 and 134,262.44

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Solution

The fourth proportional to 252,619.56, 378,819.10 and 134,262.44 is: 201,335.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,619.56 : 378,819.10 = 134,262.44 : x
  2. Step 2: Convert to fraction form
    252,619.56/378,819.10 = 134,262.44/x
  3. Step 3: Cross multiply
    252,619.56x = 378,819.10 × 134,262.44
  4. Step 4: Simplify right side
    252,619.56x = 50,861,176,684.60
  5. Step 5: Solve for x
    x = 50,861,176,684.60/252,619.56
  6. Step 6: Final answer
    x = 201,335.07

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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.