Finding the Fourth Proportional to 192,192.08, 288,349.74 and 92,359.49
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Solution
The fourth proportional to 192,192.08, 288,349.74 and 92,359.49 is: 138,568.84
Step by Step Solution
- Step 1: Write the proportion equation
192,192.08 : 288,349.74 = 92,359.49 : x - Step 2: Convert to fraction form
192,192.08/288,349.74 = 92,359.49/x - Step 3: Cross multiply
192,192.08x = 288,349.74 × 92,359.49 - Step 4: Simplify right side
192,192.08x = 26,631,833,486.28 - Step 5: Solve for x
x = 26,631,833,486.28/192,192.08 - Step 6: Final answer
x = 138,568.84
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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.