Finding the Third Proportional to 16,917.61 and 36,517.08
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Solution
The third proportional to 16,917.61 and 36,517.08 is: 78,823.02
Step by Step Solution
- Step 1: Write the proportion equation
16,917.61 : 36,517.08 = 36,517.08 : x - Step 2: Convert to fraction form
16,917.61/36,517.08 = 36,517.08/x - Step 3: Cross multiply
16,917.61x = 36,517.08 × 36,517.08 - Step 4: Simplify right side
16,917.61x = 1,333,496,994.79 - Step 5: Solve for x
x = 1,333,496,994.79/16,917.61 - Step 6: Final answer
x = 78,823.02
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.