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Finding the Fourth Proportional to 164,612.87, 246,917.51 and 39,953.87

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Solution

The fourth proportional to 164,612.87, 246,917.51 and 39,953.87 is: 59,930.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,612.87 : 246,917.51 = 39,953.87 : x
  2. Step 2: Convert to fraction form
    164,612.87/246,917.51 = 39,953.87/x
  3. Step 3: Cross multiply
    164,612.87x = 246,917.51 × 39,953.87
  4. Step 4: Simplify right side
    164,612.87x = 9,865,310,662.62
  5. Step 5: Solve for x
    x = 9,865,310,662.62/164,612.87
  6. Step 6: Final answer
    x = 59,930.37

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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.