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Finding the Fourth Proportional to 168,176.52, 251,749.59 and 108,894.24

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Solution

The fourth proportional to 168,176.52, 251,749.59 and 108,894.24 is: 163,007.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,176.52 : 251,749.59 = 108,894.24 : x
  2. Step 2: Convert to fraction form
    168,176.52/251,749.59 = 108,894.24/x
  3. Step 3: Cross multiply
    168,176.52x = 251,749.59 × 108,894.24
  4. Step 4: Simplify right side
    168,176.52x = 27,414,080,273.36
  5. Step 5: Solve for x
    x = 27,414,080,273.36/168,176.52
  6. Step 6: Final answer
    x = 163,007.77

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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.