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Finding the Fourth Proportional to 50,344.88, 69,477.94 and 30,194.40

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Solution

The fourth proportional to 50,344.88, 69,477.94 and 30,194.40 is: 41,669.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,344.88 : 69,477.94 = 30,194.40 : x
  2. Step 2: Convert to fraction form
    50,344.88/69,477.94 = 30,194.40/x
  3. Step 3: Cross multiply
    50,344.88x = 69,477.94 × 30,194.40
  4. Step 4: Simplify right side
    50,344.88x = 2,097,844,839.98
  5. Step 5: Solve for x
    x = 2,097,844,839.98/50,344.88
  6. Step 6: Final answer
    x = 41,669.48

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1.5x scale

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.