Home / 238,893.85-329,665.26-131,453.83

Finding the Fourth Proportional to 238,893.85, 329,665.26 and 131,453.83

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Solution

The fourth proportional to 238,893.85, 329,665.26 and 131,453.83 is: 181,401.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,893.85 : 329,665.26 = 131,453.83 : x
  2. Step 2: Convert to fraction form
    238,893.85/329,665.26 = 131,453.83/x
  3. Step 3: Cross multiply
    238,893.85x = 329,665.26 × 131,453.83
  4. Step 4: Simplify right side
    238,893.85x = 43,335,761,044.95
  5. Step 5: Solve for x
    x = 43,335,761,044.95/238,893.85
  6. Step 6: Final answer
    x = 181,401.74

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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.