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Finding the Fourth Proportional to 180,714.72, 271,103.81 and 60,760.20

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Solution

The fourth proportional to 180,714.72, 271,103.81 and 60,760.20 is: 91,150.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,714.72 : 271,103.81 = 60,760.20 : x
  2. Step 2: Convert to fraction form
    180,714.72/271,103.81 = 60,760.20/x
  3. Step 3: Cross multiply
    180,714.72x = 271,103.81 × 60,760.20
  4. Step 4: Simplify right side
    180,714.72x = 16,472,321,412.56
  5. Step 5: Solve for x
    x = 16,472,321,412.56/180,714.72
  6. Step 6: Final answer
    x = 91,150.97

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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.