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Finding the Fourth Proportional to 182,357.92, 251,695.92 and 106,930.72

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Solution

The fourth proportional to 182,357.92, 251,695.92 and 106,930.72 is: 147,589.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,357.92 : 251,695.92 = 106,930.72 : x
  2. Step 2: Convert to fraction form
    182,357.92/251,695.92 = 106,930.72/x
  3. Step 3: Cross multiply
    182,357.92x = 251,695.92 × 106,930.72
  4. Step 4: Simplify right side
    182,357.92x = 26,914,025,946.66
  5. Step 5: Solve for x
    x = 26,914,025,946.66/182,357.92
  6. Step 6: Final answer
    x = 147,589.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.