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Finding the Fourth Proportional to 182,367.68, 251,709.38 and 106,940.48

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Solution

The fourth proportional to 182,367.68, 251,709.38 and 106,940.48 is: 147,602.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,367.68 : 251,709.38 = 106,940.48 : x
  2. Step 2: Convert to fraction form
    182,367.68/251,709.38 = 106,940.48/x
  3. Step 3: Cross multiply
    182,367.68x = 251,709.38 × 106,940.48
  4. Step 4: Simplify right side
    182,367.68x = 26,917,921,917.70
  5. Step 5: Solve for x
    x = 26,917,921,917.70/182,367.68
  6. Step 6: Final answer
    x = 147,602.48

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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.