Finding the Fourth Proportional to 117,951.80, 176,927.70 and 94,623.80
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Solution
The fourth proportional to 117,951.80, 176,927.70 and 94,623.80 is: 141,935.70
Step by Step Solution
- Step 1: Write the proportion equation
117,951.80 : 176,927.70 = 94,623.80 : x - Step 2: Convert to fraction form
117,951.80/176,927.70 = 94,623.80/x - Step 3: Cross multiply
117,951.80x = 176,927.70 × 94,623.80 - Step 4: Simplify right side
117,951.80x = 16,741,571,299.26 - Step 5: Solve for x
x = 16,741,571,299.26/117,951.80 - Step 6: Final answer
x = 141,935.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.