Finding the Fourth Proportional to 108,778.44, 163,165.26 and 44,723.08
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Solution
The fourth proportional to 108,778.44, 163,165.26 and 44,723.08 is: 67,083.63
Step by Step Solution
- Step 1: Write the proportion equation
108,778.44 : 163,165.26 = 44,723.08 : x - Step 2: Convert to fraction form
108,778.44/163,165.26 = 44,723.08/x - Step 3: Cross multiply
108,778.44x = 163,165.26 × 44,723.08 - Step 4: Simplify right side
108,778.44x = 7,297,252,976.20 - Step 5: Solve for x
x = 7,297,252,976.20/108,778.44 - Step 6: Final answer
x = 67,083.63
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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.