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Finding the Fourth Proportional to 135,959.25, 203,886.81 and 44,753.25

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Solution

The fourth proportional to 135,959.25, 203,886.81 and 44,753.25 is: 67,112.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,959.25 : 203,886.81 = 44,753.25 : x
  2. Step 2: Convert to fraction form
    135,959.25/203,886.81 = 44,753.25/x
  3. Step 3: Cross multiply
    135,959.25x = 203,886.81 × 44,753.25
  4. Step 4: Simplify right side
    135,959.25x = 9,124,597,379.63
  5. Step 5: Solve for x
    x = 9,124,597,379.63/135,959.25
  6. Step 6: Final answer
    x = 67,112.74

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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.