Home / 156,520.56-234,778.52-108,444.80

Finding the Fourth Proportional to 156,520.56, 234,778.52 and 108,444.80

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Solution

The fourth proportional to 156,520.56, 234,778.52 and 108,444.80 is: 162,665.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,520.56 : 234,778.52 = 108,444.80 : x
  2. Step 2: Convert to fraction form
    156,520.56/234,778.52 = 108,444.80/x
  3. Step 3: Cross multiply
    156,520.56x = 234,778.52 × 108,444.80
  4. Step 4: Simplify right side
    156,520.56x = 25,460,509,645.70
  5. Step 5: Solve for x
    x = 25,460,509,645.70/156,520.56
  6. Step 6: Final answer
    x = 162,665.59

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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.