Finding the Fourth Proportional to 211,045.75, 316,568.63 and 63,301.75
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Solution
The fourth proportional to 211,045.75, 316,568.63 and 63,301.75 is: 94,952.63
Step by Step Solution
- Step 1: Write the proportion equation
211,045.75 : 316,568.63 = 63,301.75 : x - Step 2: Convert to fraction form
211,045.75/316,568.63 = 63,301.75/x - Step 3: Cross multiply
211,045.75x = 316,568.63 × 63,301.75 - Step 4: Simplify right side
211,045.75x = 20,039,348,274.10 - Step 5: Solve for x
x = 20,039,348,274.10/211,045.75 - Step 6: Final answer
x = 94,952.63
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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.