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Finding the Fourth Proportional to 63,754.58, 87,977.79 and 35,458.44

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Solution

The fourth proportional to 63,754.58, 87,977.79 and 35,458.44 is: 48,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,754.58 : 87,977.79 = 35,458.44 : x
  2. Step 2: Convert to fraction form
    63,754.58/87,977.79 = 35,458.44/x
  3. Step 3: Cross multiply
    63,754.58x = 87,977.79 × 35,458.44
  4. Step 4: Simplify right side
    63,754.58x = 3,119,555,188.05
  5. Step 5: Solve for x
    x = 3,119,555,188.05/63,754.58
  6. Step 6: Final answer
    x = 48,930.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.