Finding the Fourth Proportional to 163,629.36, 225,804.02 and 92,007.54
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Solution
The fourth proportional to 163,629.36, 225,804.02 and 92,007.54 is: 126,967.88
Step by Step Solution
- Step 1: Write the proportion equation
163,629.36 : 225,804.02 = 92,007.54 : x - Step 2: Convert to fraction form
163,629.36/225,804.02 = 92,007.54/x - Step 3: Cross multiply
163,629.36x = 225,804.02 × 92,007.54 - Step 4: Simplify right side
163,629.36x = 20,775,672,402.31 - Step 5: Solve for x
x = 20,775,672,402.31/163,629.36 - Step 6: Final answer
x = 126,967.88
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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.