Finding the Fourth Proportional to 167,007.36, 230,472.48 and 91,550.88
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Solution
The fourth proportional to 167,007.36, 230,472.48 and 91,550.88 is: 126,341.49
Step by Step Solution
- Step 1: Write the proportion equation
167,007.36 : 230,472.48 = 91,550.88 : x - Step 2: Convert to fraction form
167,007.36/230,472.48 = 91,550.88/x - Step 3: Cross multiply
167,007.36x = 230,472.48 × 91,550.88 - Step 4: Simplify right side
167,007.36x = 21,099,958,359.78 - Step 5: Solve for x
x = 21,099,958,359.78/167,007.36 - Step 6: Final answer
x = 126,341.49
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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.