Finding the Fourth Proportional to 80,192.72, 110,659.56 and 44,382.08
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Solution
The fourth proportional to 80,192.72, 110,659.56 and 44,382.08 is: 61,243.73
Step by Step Solution
- Step 1: Write the proportion equation
80,192.72 : 110,659.56 = 44,382.08 : x - Step 2: Convert to fraction form
80,192.72/110,659.56 = 44,382.08/x - Step 3: Cross multiply
80,192.72x = 110,659.56 × 44,382.08 - Step 4: Simplify right side
80,192.72x = 4,911,301,444.68 - Step 5: Solve for x
x = 4,911,301,444.68/80,192.72 - Step 6: Final answer
x = 61,243.73
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1.5x scale
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.