Finding the Fourth Proportional to 237,447.95, 327,678.20 and 136,845.95
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Solution
The fourth proportional to 237,447.95, 327,678.20 and 136,845.95 is: 188,847.42
Step by Step Solution
- Step 1: Write the proportion equation
237,447.95 : 327,678.20 = 136,845.95 : x - Step 2: Convert to fraction form
237,447.95/327,678.20 = 136,845.95/x - Step 3: Cross multiply
237,447.95x = 327,678.20 × 136,845.95 - Step 4: Simplify right side
237,447.95x = 44,841,432,250.67 - Step 5: Solve for x
x = 44,841,432,250.67/237,447.95 - Step 6: Final answer
x = 188,847.42
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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.