Finding the Fourth Proportional to 186,195.65, 279,408.90 and 97,512.80
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Solution
The fourth proportional to 186,195.65, 279,408.90 and 97,512.80 is: 146,329.65
Step by Step Solution
- Step 1: Write the proportion equation
186,195.65 : 279,408.90 = 97,512.80 : x - Step 2: Convert to fraction form
186,195.65/279,408.90 = 97,512.80/x - Step 3: Cross multiply
186,195.65x = 279,408.90 × 97,512.80 - Step 4: Simplify right side
186,195.65x = 27,245,944,183.92 - Step 5: Solve for x
x = 27,245,944,183.92/186,195.65 - Step 6: Final answer
x = 146,329.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.