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Finding the Fourth Proportional to 69,616.26, 96,067.87 and 37,784.47

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Solution

The fourth proportional to 69,616.26, 96,067.87 and 37,784.47 is: 52,141.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,616.26 : 96,067.87 = 37,784.47 : x
  2. Step 2: Convert to fraction form
    69,616.26/96,067.87 = 37,784.47/x
  3. Step 3: Cross multiply
    69,616.26x = 96,067.87 × 37,784.47
  4. Step 4: Simplify right side
    69,616.26x = 3,629,873,603.23
  5. Step 5: Solve for x
    x = 3,629,873,603.23/69,616.26
  6. Step 6: Final answer
    x = 52,141.18

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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.