Finding the Third Proportional to 30,246.75 and 48,561.75
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Solution
The third proportional to 30,246.75 and 48,561.75 is: 77,966.84
Step by Step Solution
- Step 1: Write the proportion equation
30,246.75 : 48,561.75 = 48,561.75 : x - Step 2: Convert to fraction form
30,246.75/48,561.75 = 48,561.75/x - Step 3: Cross multiply
30,246.75x = 48,561.75 × 48,561.75 - Step 4: Simplify right side
30,246.75x = 2,358,243,563.06 - Step 5: Solve for x
x = 2,358,243,563.06/30,246.75 - Step 6: Final answer
x = 77,966.84
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Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.