Finding the Fourth Proportional to 192,553.79, 288,827.09 and 57,617.94
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Solution
The fourth proportional to 192,553.79, 288,827.09 and 57,617.94 is: 86,425.84
Step by Step Solution
- Step 1: Write the proportion equation
192,553.79 : 288,827.09 = 57,617.94 : x - Step 2: Convert to fraction form
192,553.79/288,827.09 = 57,617.94/x - Step 3: Cross multiply
192,553.79x = 288,827.09 × 57,617.94 - Step 4: Simplify right side
192,553.79x = 16,641,622,086.04 - Step 5: Solve for x
x = 16,641,622,086.04/192,553.79 - Step 6: Final answer
x = 86,425.84
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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.