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Finding the Fourth Proportional to 93,698.52, 140,546.53 and 22,620.77

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Solution

The fourth proportional to 93,698.52, 140,546.53 and 22,620.77 is: 33,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,698.52 : 140,546.53 = 22,620.77 : x
  2. Step 2: Convert to fraction form
    93,698.52/140,546.53 = 22,620.77/x
  3. Step 3: Cross multiply
    93,698.52x = 140,546.53 × 22,620.77
  4. Step 4: Simplify right side
    93,698.52x = 3,179,270,729.43
  5. Step 5: Solve for x
    x = 3,179,270,729.43/93,698.52
  6. Step 6: Final answer
    x = 33,930.86

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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.