Home / 231,828.98-319,906.40-141,174.92

Finding the Fourth Proportional to 231,828.98, 319,906.40 and 141,174.92

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Solution

The fourth proportional to 231,828.98, 319,906.40 and 141,174.92 is: 194,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,828.98 : 319,906.40 = 141,174.92 : x
  2. Step 2: Convert to fraction form
    231,828.98/319,906.40 = 141,174.92/x
  3. Step 3: Cross multiply
    231,828.98x = 319,906.40 × 141,174.92
  4. Step 4: Simplify right side
    231,828.98x = 45,162,760,427.49
  5. Step 5: Solve for x
    x = 45,162,760,427.49/231,828.98
  6. Step 6: Final answer
    x = 194,810.68

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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.