Home / 238,611.70-329,284.35-131,183.56

Finding the Fourth Proportional to 238,611.70, 329,284.35 and 131,183.56

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Solution

The fourth proportional to 238,611.70, 329,284.35 and 131,183.56 is: 181,033.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,611.70 : 329,284.35 = 131,183.56 : x
  2. Step 2: Convert to fraction form
    238,611.70/329,284.35 = 131,183.56/x
  3. Step 3: Cross multiply
    238,611.70x = 329,284.35 × 131,183.56
  4. Step 4: Simplify right side
    238,611.70x = 43,196,693,285.29
  5. Step 5: Solve for x
    x = 43,196,693,285.29/238,611.70
  6. Step 6: Final answer
    x = 181,033.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.