Finding the Third Proportional to 11,985.75 and 27,995.06
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Solution
The third proportional to 11,985.75 and 27,995.06 is: 65,387.94
Step by Step Solution
- Step 1: Write the proportion equation
11,985.75 : 27,995.06 = 27,995.06 : x - Step 2: Convert to fraction form
11,985.75/27,995.06 = 27,995.06/x - Step 3: Cross multiply
11,985.75x = 27,995.06 × 27,995.06 - Step 4: Simplify right side
11,985.75x = 783,723,524.38 - Step 5: Solve for x
x = 783,723,524.38/11,985.75 - Step 6: Final answer
x = 65,387.94
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Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.