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Finding the Fourth Proportional to 131,007.61, 196,511.42 and 32,511.61

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Solution

The fourth proportional to 131,007.61, 196,511.42 and 32,511.61 is: 48,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,007.61 : 196,511.42 = 32,511.61 : x
  2. Step 2: Convert to fraction form
    131,007.61/196,511.42 = 32,511.61/x
  3. Step 3: Cross multiply
    131,007.61x = 196,511.42 × 32,511.61
  4. Step 4: Simplify right side
    131,007.61x = 6,388,902,485.03
  5. Step 5: Solve for x
    x = 6,388,902,485.03/131,007.61
  6. Step 6: Final answer
    x = 48,767.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.