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Finding the Fourth Proportional to 33,343.78, 46,019.73 and 19,195.78

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Solution

The fourth proportional to 33,343.78, 46,019.73 and 19,195.78 is: 26,493.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,343.78 : 46,019.73 = 19,195.78 : x
  2. Step 2: Convert to fraction form
    33,343.78/46,019.73 = 19,195.78/x
  3. Step 3: Cross multiply
    33,343.78x = 46,019.73 × 19,195.78
  4. Step 4: Simplify right side
    33,343.78x = 883,384,612.74
  5. Step 5: Solve for x
    x = 883,384,612.74/33,343.78
  6. Step 6: Final answer
    x = 26,493.24

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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.