Home / 239,383.56-330,349.23-131,955.39

Finding the Fourth Proportional to 239,383.56, 330,349.23 and 131,955.39

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Solution

The fourth proportional to 239,383.56, 330,349.23 and 131,955.39 is: 182,098.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,383.56 : 330,349.23 = 131,955.39 : x
  2. Step 2: Convert to fraction form
    239,383.56/330,349.23 = 131,955.39/x
  3. Step 3: Cross multiply
    239,383.56x = 330,349.23 × 131,955.39
  4. Step 4: Simplify right side
    239,383.56x = 43,591,361,480.85
  5. Step 5: Solve for x
    x = 43,591,361,480.85/239,383.56
  6. Step 6: Final answer
    x = 182,098.39

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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.