Home / 118,134.56-177,231.72-39,249.20

Finding the Fourth Proportional to 118,134.56, 177,231.72 and 39,249.20

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Solution

The fourth proportional to 118,134.56, 177,231.72 and 39,249.20 is: 58,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,134.56 : 177,231.72 = 39,249.20 : x
  2. Step 2: Convert to fraction form
    118,134.56/177,231.72 = 39,249.20/x
  3. Step 3: Cross multiply
    118,134.56x = 177,231.72 × 39,249.20
  4. Step 4: Simplify right side
    118,134.56x = 6,956,203,224.62
  5. Step 5: Solve for x
    x = 6,956,203,224.62/118,134.56
  6. Step 6: Final answer
    x = 58,883.73

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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.