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Finding the Fourth Proportional to 33,698.50, 46,505.37 and 18,794.50

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Solution

The fourth proportional to 33,698.50, 46,505.37 and 18,794.50 is: 25,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,698.50 : 46,505.37 = 18,794.50 : x
  2. Step 2: Convert to fraction form
    33,698.50/46,505.37 = 18,794.50/x
  3. Step 3: Cross multiply
    33,698.50x = 46,505.37 × 18,794.50
  4. Step 4: Simplify right side
    33,698.50x = 874,045,176.47
  5. Step 5: Solve for x
    x = 874,045,176.47/33,698.50
  6. Step 6: Final answer
    x = 25,937.21

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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.