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Finding the Fourth Proportional to 33,902.94, 46,787.60 and 19,368.41

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Solution

The fourth proportional to 33,902.94, 46,787.60 and 19,368.41 is: 26,729.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,902.94 : 46,787.60 = 19,368.41 : x
  2. Step 2: Convert to fraction form
    33,902.94/46,787.60 = 19,368.41/x
  3. Step 3: Cross multiply
    33,902.94x = 46,787.60 × 19,368.41
  4. Step 4: Simplify right side
    33,902.94x = 906,201,409.65
  5. Step 5: Solve for x
    x = 906,201,409.65/33,902.94
  6. Step 6: Final answer
    x = 26,729.28

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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.