Finding the Fourth Proportional to 94,133.43, 129,904.29 and 51,694.65
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Solution
The fourth proportional to 94,133.43, 129,904.29 and 51,694.65 is: 71,338.70
Step by Step Solution
- Step 1: Write the proportion equation
94,133.43 : 129,904.29 = 51,694.65 : x - Step 2: Convert to fraction form
94,133.43/129,904.29 = 51,694.65/x - Step 3: Cross multiply
94,133.43x = 129,904.29 × 51,694.65 - Step 4: Simplify right side
94,133.43x = 6,715,356,805.05 - Step 5: Solve for x
x = 6,715,356,805.05/94,133.43 - Step 6: Final answer
x = 71,338.70
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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.