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Finding the Fourth Proportional to 33,786.92, 46,627.72 and 19,448.91

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Solution

The fourth proportional to 33,786.92, 46,627.72 and 19,448.91 is: 26,840.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,786.92 : 46,627.72 = 19,448.91 : x
  2. Step 2: Convert to fraction form
    33,786.92/46,627.72 = 19,448.91/x
  3. Step 3: Cross multiply
    33,786.92x = 46,627.72 × 19,448.91
  4. Step 4: Simplify right side
    33,786.92x = 906,858,281.16
  5. Step 5: Solve for x
    x = 906,858,281.16/33,786.92
  6. Step 6: Final answer
    x = 26,840.51

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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.