Finding the Fourth Proportional to 211,984.92, 292,524.84 and 116,489.52
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Solution
The fourth proportional to 211,984.92, 292,524.84 and 116,489.52 is: 160,747.65
Step by Step Solution
- Step 1: Write the proportion equation
211,984.92 : 292,524.84 = 116,489.52 : x - Step 2: Convert to fraction form
211,984.92/292,524.84 = 116,489.52/x - Step 3: Cross multiply
211,984.92x = 292,524.84 × 116,489.52 - Step 4: Simplify right side
211,984.92x = 34,076,078,199.68 - Step 5: Solve for x
x = 34,076,078,199.68/211,984.92 - Step 6: Final answer
x = 160,747.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.