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Finding the Fourth Proportional to 173,127.75, 259,678.67 and 60,808.96

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Solution

The fourth proportional to 173,127.75, 259,678.67 and 60,808.96 is: 91,208.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,127.75 : 259,678.67 = 60,808.96 : x
  2. Step 2: Convert to fraction form
    173,127.75/259,678.67 = 60,808.96/x
  3. Step 3: Cross multiply
    173,127.75x = 259,678.67 × 60,808.96
  4. Step 4: Simplify right side
    173,127.75x = 15,790,789,856.88
  5. Step 5: Solve for x
    x = 15,790,789,856.88/173,127.75
  6. Step 6: Final answer
    x = 91,208.89

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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.