Finding the Fourth Proportional to 176,418.84, 264,588.36 and 81,596.99
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Solution
The fourth proportional to 176,418.84, 264,588.36 and 81,596.99 is: 122,377.03
Step by Step Solution
- Step 1: Write the proportion equation
176,418.84 : 264,588.36 = 81,596.99 : x - Step 2: Convert to fraction form
176,418.84/264,588.36 = 81,596.99/x - Step 3: Cross multiply
176,418.84x = 264,588.36 × 81,596.99 - Step 4: Simplify right side
176,418.84x = 21,589,613,765.04 - Step 5: Solve for x
x = 21,589,613,765.04/176,418.84 - Step 6: Final answer
x = 122,377.03
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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.