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Finding the Fourth Proportional to 33,617.62, 46,392.78 and 19,277.38

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Solution

The fourth proportional to 33,617.62, 46,392.78 and 19,277.38 is: 26,603.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,617.62 : 46,392.78 = 19,277.38 : x
  2. Step 2: Convert to fraction form
    33,617.62/46,392.78 = 19,277.38/x
  3. Step 3: Cross multiply
    33,617.62x = 46,392.78 × 19,277.38
  4. Step 4: Simplify right side
    33,617.62x = 894,331,249.32
  5. Step 5: Solve for x
    x = 894,331,249.32/33,617.62
  6. Step 6: Final answer
    x = 26,603.05

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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.