Finding the Third Proportional to 74,700 and 100,098
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Solution
The third proportional to 74,700 and 100,098 is: 134,131.32
Step by Step Solution
- Step 1: Write the proportion equation
74,700 : 100,098 = 100,098 : x - Step 2: Convert to fraction form
74,700/100,098 = 100,098/x - Step 3: Cross multiply
74,700x = 100,098 × 100,098 - Step 4: Simplify right side
74,700x = 10,019,609,604 - Step 5: Solve for x
x = 10,019,609,604/74,700 - Step 6: Final answer
x = 134,131.32
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Why These Related Problems?
These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.