Home / 204,746.77-307,163.89-71,631.37

Finding the Fourth Proportional to 204,746.77, 307,163.89 and 71,631.37

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Solution

The fourth proportional to 204,746.77, 307,163.89 and 71,631.37 is: 107,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,746.77 : 307,163.89 = 71,631.37 : x
  2. Step 2: Convert to fraction form
    204,746.77/307,163.89 = 71,631.37/x
  3. Step 3: Cross multiply
    204,746.77x = 307,163.89 × 71,631.37
  4. Step 4: Simplify right side
    204,746.77x = 22,002,570,255.23
  5. Step 5: Solve for x
    x = 22,002,570,255.23/204,746.77
  6. Step 6: Final answer
    x = 107,462.36

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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.