Home / 50,197.16-69,271.49-28,975.97

Finding the Fourth Proportional to 50,197.16, 69,271.49 and 28,975.97

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Solution

The fourth proportional to 50,197.16, 69,271.49 and 28,975.97 is: 39,986.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,197.16 : 69,271.49 = 28,975.97 : x
  2. Step 2: Convert to fraction form
    50,197.16/69,271.49 = 28,975.97/x
  3. Step 3: Cross multiply
    50,197.16x = 69,271.49 × 28,975.97
  4. Step 4: Simplify right side
    50,197.16x = 2,007,208,124.86
  5. Step 5: Solve for x
    x = 2,007,208,124.86/50,197.16
  6. Step 6: Final answer
    x = 39,986.49

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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.