Finding the Fourth Proportional to 164,376.55, 226,846.47 and 92,756.62
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Solution
The fourth proportional to 164,376.55, 226,846.47 and 92,756.62 is: 128,007.99
Step by Step Solution
- Step 1: Write the proportion equation
164,376.55 : 226,846.47 = 92,756.62 : x - Step 2: Convert to fraction form
164,376.55/226,846.47 = 92,756.62/x - Step 3: Cross multiply
164,376.55x = 226,846.47 × 92,756.62 - Step 4: Simplify right side
164,376.55x = 21,041,511,816.13 - Step 5: Solve for x
x = 21,041,511,816.13/164,376.55 - Step 6: Final answer
x = 128,007.99
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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.