Finding the Fourth Proportional to 192,160.09, 288,415.04 and 102,278.26
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Solution
The fourth proportional to 192,160.09, 288,415.04 and 102,278.26 is: 153,510.48
Step by Step Solution
- Step 1: Write the proportion equation
192,160.09 : 288,415.04 = 102,278.26 : x - Step 2: Convert to fraction form
192,160.09/288,415.04 = 102,278.26/x - Step 3: Cross multiply
192,160.09x = 288,415.04 × 102,278.26 - Step 4: Simplify right side
192,160.09x = 29,498,587,006.96 - Step 5: Solve for x
x = 29,498,587,006.96/192,160.09 - Step 6: Final answer
x = 153,510.48
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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.