Home / 238,872.66-329,652.09-131,450.46

Finding the Fourth Proportional to 238,872.66, 329,652.09 and 131,450.46

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Solution

The fourth proportional to 238,872.66, 329,652.09 and 131,450.46 is: 181,405.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,872.66 : 329,652.09 = 131,450.46 : x
  2. Step 2: Convert to fraction form
    238,872.66/329,652.09 = 131,450.46/x
  3. Step 3: Cross multiply
    238,872.66x = 329,652.09 × 131,450.46
  4. Step 4: Simplify right side
    238,872.66x = 43,332,918,870.46
  5. Step 5: Solve for x
    x = 43,332,918,870.46/238,872.66
  6. Step 6: Final answer
    x = 181,405.94

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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.