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Finding the Fourth Proportional to 143,003.52, 214,525.44 and 48,205.44

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Solution

The fourth proportional to 143,003.52, 214,525.44 and 48,205.44 is: 72,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,003.52 : 214,525.44 = 48,205.44 : x
  2. Step 2: Convert to fraction form
    143,003.52/214,525.44 = 48,205.44/x
  3. Step 3: Cross multiply
    143,003.52x = 214,525.44 × 48,205.44
  4. Step 4: Simplify right side
    143,003.52x = 10,341,293,226.39
  5. Step 5: Solve for x
    x = 10,341,293,226.39/143,003.52
  6. Step 6: Final answer
    x = 72,314.96

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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.