Finding the Fourth Proportional to 119,179.14, 164,466.61 and 65,463.99
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Solution
The fourth proportional to 119,179.14, 164,466.61 and 65,463.99 is: 90,339.97
Step by Step Solution
- Step 1: Write the proportion equation
119,179.14 : 164,466.61 = 65,463.99 : x - Step 2: Convert to fraction form
119,179.14/164,466.61 = 65,463.99/x - Step 3: Cross multiply
119,179.14x = 164,466.61 × 65,463.99 - Step 4: Simplify right side
119,179.14x = 10,766,640,512.37 - Step 5: Solve for x
x = 10,766,640,512.37/119,179.14 - Step 6: Final answer
x = 90,339.97
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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.