Home / 173,072.18-259,626.50-71,858.73

Finding the Fourth Proportional to 173,072.18, 259,626.50 and 71,858.73

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Solution

The fourth proportional to 173,072.18, 259,626.50 and 71,858.73 is: 107,795.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,072.18 : 259,626.50 = 71,858.73 : x
  2. Step 2: Convert to fraction form
    173,072.18/259,626.50 = 71,858.73/x
  3. Step 3: Cross multiply
    173,072.18x = 259,626.50 × 71,858.73
  4. Step 4: Simplify right side
    173,072.18x = 18,656,430,205.05
  5. Step 5: Solve for x
    x = 18,656,430,205.05/173,072.18
  6. Step 6: Final answer
    x = 107,795.67

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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.