Finding the Third Proportional to 79,401.75 and 122,853.75
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Solution
The third proportional to 79,401.75 and 122,853.75 is: 190,084.52
Step by Step Solution
- Step 1: Write the proportion equation
79,401.75 : 122,853.75 = 122,853.75 : x - Step 2: Convert to fraction form
79,401.75/122,853.75 = 122,853.75/x - Step 3: Cross multiply
79,401.75x = 122,853.75 × 122,853.75 - Step 4: Simplify right side
79,401.75x = 15,093,043,889.06 - Step 5: Solve for x
x = 15,093,043,889.06/79,401.75 - Step 6: Final answer
x = 190,084.52
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.