Home / 156,096.40-233,453.40-131,213.20

Finding the Fourth Proportional to 156,096.40, 233,453.40 and 131,213.20

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Solution

The fourth proportional to 156,096.40, 233,453.40 and 131,213.20 is: 196,238.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,096.40 : 233,453.40 = 131,213.20 : x
  2. Step 2: Convert to fraction form
    156,096.40/233,453.40 = 131,213.20/x
  3. Step 3: Cross multiply
    156,096.40x = 233,453.40 × 131,213.20
  4. Step 4: Simplify right side
    156,096.40x = 30,632,167,664.88
  5. Step 5: Solve for x
    x = 30,632,167,664.88/156,096.40
  6. Step 6: Final answer
    x = 196,238.78

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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.