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Finding the Fourth Proportional to 159,000.60, 238,352.67 and 53,745.96

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Solution

The fourth proportional to 159,000.60, 238,352.67 and 53,745.96 is: 80,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,000.60 : 238,352.67 = 53,745.96 : x
  2. Step 2: Convert to fraction form
    159,000.60/238,352.67 = 53,745.96/x
  3. Step 3: Cross multiply
    159,000.60x = 238,352.67 × 53,745.96
  4. Step 4: Simplify right side
    159,000.60x = 12,810,493,067.71
  5. Step 5: Solve for x
    x = 12,810,493,067.71/159,000.60
  6. Step 6: Final answer
    x = 80,568.83

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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.