Finding the Third Proportional to 79,823.25 and 122,729.63
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Solution
The third proportional to 79,823.25 and 122,729.63 is: 188,698.92
Step by Step Solution
- Step 1: Write the proportion equation
79,823.25 : 122,729.63 = 122,729.63 : x - Step 2: Convert to fraction form
79,823.25/122,729.63 = 122,729.63/x - Step 3: Cross multiply
79,823.25x = 122,729.63 × 122,729.63 - Step 4: Simplify right side
79,823.25x = 15,062,560,852.64 - Step 5: Solve for x
x = 15,062,560,852.64/79,823.25 - Step 6: Final answer
x = 188,698.92
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.