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Finding the Fourth Proportional to 7,067.01, 9,752.34 and 3,923.13

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Solution

The fourth proportional to 7,067.01, 9,752.34 and 3,923.13 is: 5,413.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.01 : 9,752.34 = 3,923.13 : x
  2. Step 2: Convert to fraction form
    7,067.01/9,752.34 = 3,923.13/x
  3. Step 3: Cross multiply
    7,067.01x = 9,752.34 × 3,923.13
  4. Step 4: Simplify right side
    7,067.01x = 38,259,697.62
  5. Step 5: Solve for x
    x = 38,259,697.62/7,067.01
  6. Step 6: Final answer
    x = 5,413.85

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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.