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Finding the Fourth Proportional to 115,597.80, 173,362.14 and 60,163.56

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Solution

The fourth proportional to 115,597.80, 173,362.14 and 60,163.56 is: 90,227.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,597.80 : 173,362.14 = 60,163.56 : x
  2. Step 2: Convert to fraction form
    115,597.80/173,362.14 = 60,163.56/x
  3. Step 3: Cross multiply
    115,597.80x = 173,362.14 × 60,163.56
  4. Step 4: Simplify right side
    115,597.80x = 10,430,083,511.62
  5. Step 5: Solve for x
    x = 10,430,083,511.62/115,597.80
  6. Step 6: Final answer
    x = 90,227.35

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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.