Home / 156,110.56-234,165.86-37,781.92

Finding the Fourth Proportional to 156,110.56, 234,165.86 and 37,781.92

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Solution

The fourth proportional to 156,110.56, 234,165.86 and 37,781.92 is: 56,672.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,110.56 : 234,165.86 = 37,781.92 : x
  2. Step 2: Convert to fraction form
    156,110.56/234,165.86 = 37,781.92/x
  3. Step 3: Cross multiply
    156,110.56x = 234,165.86 × 37,781.92
  4. Step 4: Simplify right side
    156,110.56x = 8,847,235,789.25
  5. Step 5: Solve for x
    x = 8,847,235,789.25/156,110.56
  6. Step 6: Final answer
    x = 56,672.88

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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.