Finding the Third Proportional to 16,657.75 and 35,785.75
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Solution
The third proportional to 16,657.75 and 35,785.75 is: 76,878.32
Step by Step Solution
- Step 1: Write the proportion equation
16,657.75 : 35,785.75 = 35,785.75 : x - Step 2: Convert to fraction form
16,657.75/35,785.75 = 35,785.75/x - Step 3: Cross multiply
16,657.75x = 35,785.75 × 35,785.75 - Step 4: Simplify right side
16,657.75x = 1,280,619,903.06 - Step 5: Solve for x
x = 1,280,619,903.06/16,657.75 - Step 6: Final answer
x = 76,878.32
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.