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Finding the Fourth Proportional to 192,927.95, 266,241.68 and 106,889.64

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Solution

The fourth proportional to 192,927.95, 266,241.68 and 106,889.64 is: 147,508.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,927.95 : 266,241.68 = 106,889.64 : x
  2. Step 2: Convert to fraction form
    192,927.95/266,241.68 = 106,889.64/x
  3. Step 3: Cross multiply
    192,927.95x = 266,241.68 × 106,889.64
  4. Step 4: Simplify right side
    192,927.95x = 28,458,476,793.75
  5. Step 5: Solve for x
    x = 28,458,476,793.75/192,927.95
  6. Step 6: Final answer
    x = 147,508.32

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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.