Home / 50,865.49-70,194.03-28,204.47

Finding the Fourth Proportional to 50,865.49, 70,194.03 and 28,204.47

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Solution

The fourth proportional to 50,865.49, 70,194.03 and 28,204.47 is: 38,921.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,865.49 : 70,194.03 = 28,204.47 : x
  2. Step 2: Convert to fraction form
    50,865.49/70,194.03 = 28,204.47/x
  3. Step 3: Cross multiply
    50,865.49x = 70,194.03 × 28,204.47
  4. Step 4: Simplify right side
    50,865.49x = 1,979,785,413.31
  5. Step 5: Solve for x
    x = 1,979,785,413.31/50,865.49
  6. Step 6: Final answer
    x = 38,921.98

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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.