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Finding the Fourth Proportional to 192,766.66, 266,037.87 and 111,097.78

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Solution

The fourth proportional to 192,766.66, 266,037.87 and 111,097.78 is: 153,326.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,766.66 : 266,037.87 = 111,097.78 : x
  2. Step 2: Convert to fraction form
    192,766.66/266,037.87 = 111,097.78/x
  3. Step 3: Cross multiply
    192,766.66x = 266,037.87 × 111,097.78
  4. Step 4: Simplify right side
    192,766.66x = 29,556,216,752.93
  5. Step 5: Solve for x
    x = 29,556,216,752.93/192,766.66
  6. Step 6: Final answer
    x = 153,326.39

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