Finding the Fourth Proportional to 106,269.75, 146,650.65 and 58,523.09
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Solution
The fourth proportional to 106,269.75, 146,650.65 and 58,523.09 is: 80,760.99
Step by Step Solution
- Step 1: Write the proportion equation
106,269.75 : 146,650.65 = 58,523.09 : x - Step 2: Convert to fraction form
106,269.75/146,650.65 = 58,523.09/x - Step 3: Cross multiply
106,269.75x = 146,650.65 × 58,523.09 - Step 4: Simplify right side
106,269.75x = 8,582,450,008.58 - Step 5: Solve for x
x = 8,582,450,008.58/106,269.75 - Step 6: Final answer
x = 80,760.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.