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Finding the Fourth Proportional to 164,620.56, 246,929.04 and 39,961.56

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Solution

The fourth proportional to 164,620.56, 246,929.04 and 39,961.56 is: 59,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,620.56 : 246,929.04 = 39,961.56 : x
  2. Step 2: Convert to fraction form
    164,620.56/246,929.04 = 39,961.56/x
  3. Step 3: Cross multiply
    164,620.56x = 246,929.04 × 39,961.56
  4. Step 4: Simplify right side
    164,620.56x = 9,867,669,647.70
  5. Step 5: Solve for x
    x = 9,867,669,647.70/164,620.56
  6. Step 6: Final answer
    x = 59,941.90

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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.