Home / 204,007.80-305,700.66-104,163.96

Finding the Fourth Proportional to 204,007.80, 305,700.66 and 104,163.96

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Solution

The fourth proportional to 204,007.80, 305,700.66 and 104,163.96 is: 156,087.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,007.80 : 305,700.66 = 104,163.96 : x
  2. Step 2: Convert to fraction form
    204,007.80/305,700.66 = 104,163.96/x
  3. Step 3: Cross multiply
    204,007.80x = 305,700.66 × 104,163.96
  4. Step 4: Simplify right side
    204,007.80x = 31,842,991,320.21
  5. Step 5: Solve for x
    x = 31,842,991,320.21/204,007.80
  6. Step 6: Final answer
    x = 156,087.13

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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.