Finding the Third Proportional to 42,066 and 89,968.50
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Solution
The third proportional to 42,066 and 89,968.50 is: 192,419.79
Step by Step Solution
- Step 1: Write the proportion equation
42,066 : 89,968.50 = 89,968.50 : x - Step 2: Convert to fraction form
42,066/89,968.50 = 89,968.50/x - Step 3: Cross multiply
42,066x = 89,968.50 × 89,968.50 - Step 4: Simplify right side
42,066x = 8,094,330,992.25 - Step 5: Solve for x
x = 8,094,330,992.25/42,066 - Step 6: Final answer
x = 192,419.79
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.