Finding the Fourth Proportional to 232,129.44, 320,338.08 and 131,527.44
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Solution
The fourth proportional to 232,129.44, 320,338.08 and 131,527.44 is: 181,507.56
Step by Step Solution
- Step 1: Write the proportion equation
232,129.44 : 320,338.08 = 131,527.44 : x - Step 2: Convert to fraction form
232,129.44/320,338.08 = 131,527.44/x - Step 3: Cross multiply
232,129.44x = 320,338.08 × 131,527.44 - Step 4: Simplify right side
232,129.44x = 42,133,247,596.92 - Step 5: Solve for x
x = 42,133,247,596.92/232,129.44 - Step 6: Final answer
x = 181,507.56
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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.