Home / 40,561.09-60,879.81-20,584.93

Finding the Fourth Proportional to 40,561.09, 60,879.81 and 20,584.93

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Solution

The fourth proportional to 40,561.09, 60,879.81 and 20,584.93 is: 30,896.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,561.09 : 60,879.81 = 20,584.93 : x
  2. Step 2: Convert to fraction form
    40,561.09/60,879.81 = 20,584.93/x
  3. Step 3: Cross multiply
    40,561.09x = 60,879.81 × 20,584.93
  4. Step 4: Simplify right side
    40,561.09x = 1,253,206,703.36
  5. Step 5: Solve for x
    x = 1,253,206,703.36/40,561.09
  6. Step 6: Final answer
    x = 30,896.77

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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.