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Finding the Fourth Proportional to 166,280.80, 248,902.80 and 161,096.80

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Solution

The fourth proportional to 166,280.80, 248,902.80 and 161,096.80 is: 241,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,280.80 : 248,902.80 = 161,096.80 : x
  2. Step 2: Convert to fraction form
    166,280.80/248,902.80 = 161,096.80/x
  3. Step 3: Cross multiply
    166,280.80x = 248,902.80 × 161,096.80
  4. Step 4: Simplify right side
    166,280.80x = 40,097,444,591.04
  5. Step 5: Solve for x
    x = 40,097,444,591.04/166,280.80
  6. Step 6: Final answer
    x = 241,142.96

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1.5x scale

Why These Related Problems?

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