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Finding the Fourth Proportional to 173,676.56, 239,668.50 and 96,155.66

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Solution

The fourth proportional to 173,676.56, 239,668.50 and 96,155.66 is: 132,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,676.56 : 239,668.50 = 96,155.66 : x
  2. Step 2: Convert to fraction form
    173,676.56/239,668.50 = 96,155.66/x
  3. Step 3: Cross multiply
    173,676.56x = 239,668.50 × 96,155.66
  4. Step 4: Simplify right side
    173,676.56x = 23,045,481,359.98
  5. Step 5: Solve for x
    x = 23,045,481,359.98/173,676.56
  6. Step 6: Final answer
    x = 132,691.95

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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.