Home / 178,554.38-267,906.66-111,142.77

Finding the Fourth Proportional to 178,554.38, 267,906.66 and 111,142.77

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Solution

The fourth proportional to 178,554.38, 267,906.66 and 111,142.77 is: 166,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,554.38 : 267,906.66 = 111,142.77 : x
  2. Step 2: Convert to fraction form
    178,554.38/267,906.66 = 111,142.77/x
  3. Step 3: Cross multiply
    178,554.38x = 267,906.66 × 111,142.77
  4. Step 4: Simplify right side
    178,554.38x = 29,775,886,872.41
  5. Step 5: Solve for x
    x = 29,775,886,872.41/178,554.38
  6. Step 6: Final answer
    x = 166,760.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.