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Finding the Fourth Proportional to 166,135.70, 248,906.55 and 101,101.70

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Solution

The fourth proportional to 166,135.70, 248,906.55 and 101,101.70 is: 151,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,135.70 : 248,906.55 = 101,101.70 : x
  2. Step 2: Convert to fraction form
    166,135.70/248,906.55 = 101,101.70/x
  3. Step 3: Cross multiply
    166,135.70x = 248,906.55 × 101,101.70
  4. Step 4: Simplify right side
    166,135.70x = 25,164,875,346.14
  5. Step 5: Solve for x
    x = 25,164,875,346.14/166,135.70
  6. Step 6: Final answer
    x = 151,471.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.