Finding the Third Proportional to 79,020 and 122,022
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Solution
The third proportional to 79,020 and 122,022 is: 188,425.32
Step by Step Solution
- Step 1: Write the proportion equation
79,020 : 122,022 = 122,022 : x - Step 2: Convert to fraction form
79,020/122,022 = 122,022/x - Step 3: Cross multiply
79,020x = 122,022 × 122,022 - Step 4: Simplify right side
79,020x = 14,889,368,484 - Step 5: Solve for x
x = 14,889,368,484/79,020 - Step 6: Final answer
x = 188,425.32
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.