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Finding the Fourth Proportional to 163,163.82, 244,745.73 and 57,986.94

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Solution

The fourth proportional to 163,163.82, 244,745.73 and 57,986.94 is: 86,980.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,163.82 : 244,745.73 = 57,986.94 : x
  2. Step 2: Convert to fraction form
    163,163.82/244,745.73 = 57,986.94/x
  3. Step 3: Cross multiply
    163,163.82x = 244,745.73 × 57,986.94
  4. Step 4: Simplify right side
    163,163.82x = 14,192,055,960.77
  5. Step 5: Solve for x
    x = 14,192,055,960.77/163,163.82
  6. Step 6: Final answer
    x = 86,980.41

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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.