Finding the Fourth Proportional to 173,665.23, 239,668.11 and 97,183.67
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Solution
The fourth proportional to 173,665.23, 239,668.11 and 97,183.67 is: 134,119.11
Step by Step Solution
- Step 1: Write the proportion equation
173,665.23 : 239,668.11 = 97,183.67 : x - Step 2: Convert to fraction form
173,665.23/239,668.11 = 97,183.67/x - Step 3: Cross multiply
173,665.23x = 239,668.11 × 97,183.67 - Step 4: Simplify right side
173,665.23x = 23,291,825,313.42 - Step 5: Solve for x
x = 23,291,825,313.42/173,665.23 - Step 6: Final answer
x = 134,119.11
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1.5x scale
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.