Home / 50,409.88-69,561.62-29,190.52

Finding the Fourth Proportional to 50,409.88, 69,561.62 and 29,190.52

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Solution

The fourth proportional to 50,409.88, 69,561.62 and 29,190.52 is: 40,280.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,409.88 : 69,561.62 = 29,190.52 : x
  2. Step 2: Convert to fraction form
    50,409.88/69,561.62 = 29,190.52/x
  3. Step 3: Cross multiply
    50,409.88x = 69,561.62 × 29,190.52
  4. Step 4: Simplify right side
    50,409.88x = 2,030,539,859.84
  5. Step 5: Solve for x
    x = 2,030,539,859.84/50,409.88
  6. Step 6: Final answer
    x = 40,280.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.