Home / 238,556.38-329,208.89-131,133.33

Finding the Fourth Proportional to 238,556.38, 329,208.89 and 131,133.33

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Solution

The fourth proportional to 238,556.38, 329,208.89 and 131,133.33 is: 180,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,556.38 : 329,208.89 = 131,133.33 : x
  2. Step 2: Convert to fraction form
    238,556.38/329,208.89 = 131,133.33/x
  3. Step 3: Cross multiply
    238,556.38x = 329,208.89 × 131,133.33
  4. Step 4: Simplify right side
    238,556.38x = 43,170,258,339.14
  5. Step 5: Solve for x
    x = 43,170,258,339.14/238,556.38
  6. Step 6: Final answer
    x = 180,964.60

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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.