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Finding the Fourth Proportional to 181,170.96, 271,652.76 and 75,901.20

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Solution

The fourth proportional to 181,170.96, 271,652.76 and 75,901.20 is: 113,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,170.96 : 271,652.76 = 75,901.20 : x
  2. Step 2: Convert to fraction form
    181,170.96/271,652.76 = 75,901.20/x
  3. Step 3: Cross multiply
    181,170.96x = 271,652.76 × 75,901.20
  4. Step 4: Simplify right side
    181,170.96x = 20,618,770,467.31
  5. Step 5: Solve for x
    x = 20,618,770,467.31/181,170.96
  6. Step 6: Final answer
    x = 113,808.36

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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.