Finding the Fourth Proportional to 237,585.10, 327,867.42 and 142,091.79
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Solution
The fourth proportional to 237,585.10, 327,867.42 and 142,091.79 is: 196,086.66
Step by Step Solution
- Step 1: Write the proportion equation
237,585.10 : 327,867.42 = 142,091.79 : x - Step 2: Convert to fraction form
237,585.10/327,867.42 = 142,091.79/x - Step 3: Cross multiply
237,585.10x = 327,867.42 × 142,091.79 - Step 4: Simplify right side
237,585.10x = 46,587,268,590.48 - Step 5: Solve for x
x = 46,587,268,590.48/237,585.10 - Step 6: Final answer
x = 196,086.66
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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.