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Finding the Fourth Proportional to 236,674.78, 355,183.44 and 92,601.92

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Solution

The fourth proportional to 236,674.78, 355,183.44 and 92,601.92 is: 138,969.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,674.78 : 355,183.44 = 92,601.92 : x
  2. Step 2: Convert to fraction form
    236,674.78/355,183.44 = 92,601.92/x
  3. Step 3: Cross multiply
    236,674.78x = 355,183.44 × 92,601.92
  4. Step 4: Simplify right side
    236,674.78x = 32,890,668,496.20
  5. Step 5: Solve for x
    x = 32,890,668,496.20/236,674.78
  6. Step 6: Final answer
    x = 138,969.89

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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.