Home / 50,369.88-69,520.32-28,874.03

Finding the Fourth Proportional to 50,369.88, 69,520.32 and 28,874.03

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Solution

The fourth proportional to 50,369.88, 69,520.32 and 28,874.03 is: 39,851.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,369.88 : 69,520.32 = 28,874.03 : x
  2. Step 2: Convert to fraction form
    50,369.88/69,520.32 = 28,874.03/x
  3. Step 3: Cross multiply
    50,369.88x = 69,520.32 × 28,874.03
  4. Step 4: Simplify right side
    50,369.88x = 2,007,331,805.29
  5. Step 5: Solve for x
    x = 2,007,331,805.29/50,369.88
  6. Step 6: Final answer
    x = 39,851.83

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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.