Finding the Third Proportional to 18,113.63 and 27,995.63
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Solution
The third proportional to 18,113.63 and 27,995.63 is: 43,268.81
Step by Step Solution
- Step 1: Write the proportion equation
18,113.63 : 27,995.63 = 27,995.63 : x - Step 2: Convert to fraction form
18,113.63/27,995.63 = 27,995.63/x - Step 3: Cross multiply
18,113.63x = 27,995.63 × 27,995.63 - Step 4: Simplify right side
18,113.63x = 783,755,019.14 - Step 5: Solve for x
x = 783,755,019.14/18,113.63 - Step 6: Final answer
x = 43,268.81
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.