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Finding the Fourth Proportional to 36,698.55, 55,047.83 and 17,015.55

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Solution

The fourth proportional to 36,698.55, 55,047.83 and 17,015.55 is: 25,523.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,698.55 : 55,047.83 = 17,015.55 : x
  2. Step 2: Convert to fraction form
    36,698.55/55,047.83 = 17,015.55/x
  3. Step 3: Cross multiply
    36,698.55x = 55,047.83 × 17,015.55
  4. Step 4: Simplify right side
    36,698.55x = 936,669,018.68
  5. Step 5: Solve for x
    x = 936,669,018.68/36,698.55
  6. Step 6: Final answer
    x = 25,523.33

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.