Home / 238,626.66-329,296.38-131,195.86

Finding the Fourth Proportional to 238,626.66, 329,296.38 and 131,195.86

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Solution

The fourth proportional to 238,626.66, 329,296.38 and 131,195.86 is: 181,045.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,626.66 : 329,296.38 = 131,195.86 : x
  2. Step 2: Convert to fraction form
    238,626.66/329,296.38 = 131,195.86/x
  3. Step 3: Cross multiply
    238,626.66x = 329,296.38 × 131,195.86
  4. Step 4: Simplify right side
    238,626.66x = 43,202,321,768.99
  5. Step 5: Solve for x
    x = 43,202,321,768.99/238,626.66
  6. Step 6: Final answer
    x = 181,045.66

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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.