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Finding the Fourth Proportional to 33,412.91, 50,107.01 and 28,413.59

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Solution

The fourth proportional to 33,412.91, 50,107.01 and 28,413.59 is: 42,609.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,412.91 : 50,107.01 = 28,413.59 : x
  2. Step 2: Convert to fraction form
    33,412.91/50,107.01 = 28,413.59/x
  3. Step 3: Cross multiply
    33,412.91x = 50,107.01 × 28,413.59
  4. Step 4: Simplify right side
    33,412.91x = 1,423,719,645.66
  5. Step 5: Solve for x
    x = 1,423,719,645.66/33,412.91
  6. Step 6: Final answer
    x = 42,609.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.