Home / 238,622.76-329,301.66-131,193.54

Finding the Fourth Proportional to 238,622.76, 329,301.66 and 131,193.54

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Solution

The fourth proportional to 238,622.76, 329,301.66 and 131,193.54 is: 181,048.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,622.76 : 329,301.66 = 131,193.54 : x
  2. Step 2: Convert to fraction form
    238,622.76/329,301.66 = 131,193.54/x
  3. Step 3: Cross multiply
    238,622.76x = 329,301.66 × 131,193.54
  4. Step 4: Simplify right side
    238,622.76x = 43,202,250,503.28
  5. Step 5: Solve for x
    x = 43,202,250,503.28/238,622.76
  6. Step 6: Final answer
    x = 181,048.32

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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.