Finding the Fourth Proportional to 186,166.81, 256,902.60 and 101,283.94
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Solution
The fourth proportional to 186,166.81, 256,902.60 and 101,283.94 is: 139,767.70
Step by Step Solution
- Step 1: Write the proportion equation
186,166.81 : 256,902.60 = 101,283.94 : x - Step 2: Convert to fraction form
186,166.81/256,902.60 = 101,283.94/x - Step 3: Cross multiply
186,166.81x = 256,902.60 × 101,283.94 - Step 4: Simplify right side
186,166.81x = 26,020,107,524.24 - Step 5: Solve for x
x = 26,020,107,524.24/186,166.81 - Step 6: Final answer
x = 139,767.70
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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.