Finding the Fourth Proportional to 73,596.03, 110,367.49 and 31,479.09
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Solution
The fourth proportional to 73,596.03, 110,367.49 and 31,479.09 is: 47,207.28
Step by Step Solution
- Step 1: Write the proportion equation
73,596.03 : 110,367.49 = 31,479.09 : x - Step 2: Convert to fraction form
73,596.03/110,367.49 = 31,479.09/x - Step 3: Cross multiply
73,596.03x = 110,367.49 × 31,479.09 - Step 4: Simplify right side
73,596.03x = 3,474,268,150.78 - Step 5: Solve for x
x = 3,474,268,150.78/73,596.03 - Step 6: Final answer
x = 47,207.28
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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.