Finding the Fourth Proportional to 176,514.51, 264,961.35 and 71,402.43
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Solution
The fourth proportional to 176,514.51, 264,961.35 and 71,402.43 is: 107,180.33
Step by Step Solution
- Step 1: Write the proportion equation
176,514.51 : 264,961.35 = 71,402.43 : x - Step 2: Convert to fraction form
176,514.51/264,961.35 = 71,402.43/x - Step 3: Cross multiply
176,514.51x = 264,961.35 × 71,402.43 - Step 4: Simplify right side
176,514.51x = 18,918,884,246.08 - Step 5: Solve for x
x = 18,918,884,246.08/176,514.51 - Step 6: Final answer
x = 107,180.33
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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.