Finding the Fourth Proportional to 284,081.08, 426,104.92 and 106,573.23
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Solution
The fourth proportional to 284,081.08, 426,104.92 and 106,573.23 is: 159,853.58
Step by Step Solution
- Step 1: Write the proportion equation
284,081.08 : 426,104.92 = 106,573.23 : x - Step 2: Convert to fraction form
284,081.08/426,104.92 = 106,573.23/x - Step 3: Cross multiply
284,081.08x = 426,104.92 × 106,573.23 - Step 4: Simplify right side
284,081.08x = 45,411,377,643.29 - Step 5: Solve for x
x = 45,411,377,643.29/284,081.08 - Step 6: Final answer
x = 159,853.58
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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.