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Finding the Fourth Proportional to 207,594.67, 286,481.52 and 116,951.72

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Solution

The fourth proportional to 207,594.67, 286,481.52 and 116,951.72 is: 161,393.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,594.67 : 286,481.52 = 116,951.72 : x
  2. Step 2: Convert to fraction form
    207,594.67/286,481.52 = 116,951.72/x
  3. Step 3: Cross multiply
    207,594.67x = 286,481.52 × 116,951.72
  4. Step 4: Simplify right side
    207,594.67x = 33,504,505,927.46
  5. Step 5: Solve for x
    x = 33,504,505,927.46/207,594.67
  6. Step 6: Final answer
    x = 161,393.87

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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.