Finding the Fourth Proportional to 194,823.21, 292,108.84 and 128,060.94
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Solution
The fourth proportional to 194,823.21, 292,108.84 and 128,060.94 is: 192,008.60
Step by Step Solution
- Step 1: Write the proportion equation
194,823.21 : 292,108.84 = 128,060.94 : x - Step 2: Convert to fraction form
194,823.21/292,108.84 = 128,060.94/x - Step 3: Cross multiply
194,823.21x = 292,108.84 × 128,060.94 - Step 4: Simplify right side
194,823.21x = 37,407,732,632.71 - Step 5: Solve for x
x = 37,407,732,632.71/194,823.21 - Step 6: Final answer
x = 192,008.60
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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.