Home / 239,198.34-330,093.72-131,768.31

Finding the Fourth Proportional to 239,198.34, 330,093.72 and 131,768.31

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Solution

The fourth proportional to 239,198.34, 330,093.72 and 131,768.31 is: 181,840.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,198.34 : 330,093.72 = 131,768.31 : x
  2. Step 2: Convert to fraction form
    239,198.34/330,093.72 = 131,768.31/x
  3. Step 3: Cross multiply
    239,198.34x = 330,093.72 × 131,768.31
  4. Step 4: Simplify right side
    239,198.34x = 43,495,891,626.01
  5. Step 5: Solve for x
    x = 43,495,891,626.01/239,198.34
  6. Step 6: Final answer
    x = 181,840.27

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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.