Finding the Fourth Proportional to 74,027.44, 111,040.12 and 17,867.08
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Solution
The fourth proportional to 74,027.44, 111,040.12 and 17,867.08 is: 26,800.37
Step by Step Solution
- Step 1: Write the proportion equation
74,027.44 : 111,040.12 = 17,867.08 : x - Step 2: Convert to fraction form
74,027.44/111,040.12 = 17,867.08/x - Step 3: Cross multiply
74,027.44x = 111,040.12 × 17,867.08 - Step 4: Simplify right side
74,027.44x = 1,983,962,707.25 - Step 5: Solve for x
x = 1,983,962,707.25/74,027.44 - Step 6: Final answer
x = 26,800.37
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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.