Finding the Fourth Proportional to 80,268.36, 110,768.88 and 44,458.26
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Solution
The fourth proportional to 80,268.36, 110,768.88 and 44,458.26 is: 61,351.59
Step by Step Solution
- Step 1: Write the proportion equation
80,268.36 : 110,768.88 = 44,458.26 : x - Step 2: Convert to fraction form
80,268.36/110,768.88 = 44,458.26/x - Step 3: Cross multiply
80,268.36x = 110,768.88 × 44,458.26 - Step 4: Simplify right side
80,268.36x = 4,924,591,666.95 - Step 5: Solve for x
x = 4,924,591,666.95/80,268.36 - Step 6: Final answer
x = 61,351.59
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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.