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Finding the Fourth Proportional to 166,261.80, 248,874.30 and 161,077.80

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Solution

The fourth proportional to 166,261.80, 248,874.30 and 161,077.80 is: 241,114.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,261.80 : 248,874.30 = 161,077.80 : x
  2. Step 2: Convert to fraction form
    166,261.80/248,874.30 = 161,077.80/x
  3. Step 3: Cross multiply
    166,261.80x = 248,874.30 × 161,077.80
  4. Step 4: Simplify right side
    166,261.80x = 40,088,124,720.54
  5. Step 5: Solve for x
    x = 40,088,124,720.54/166,261.80
  6. Step 6: Final answer
    x = 241,114.46

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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.