Finding the Fourth Proportional to 119,616.62, 179,460.01 and 35,378.99
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Solution
The fourth proportional to 119,616.62, 179,460.01 and 35,378.99 is: 53,078.87
Step by Step Solution
- Step 1: Write the proportion equation
119,616.62 : 179,460.01 = 35,378.99 : x - Step 2: Convert to fraction form
119,616.62/179,460.01 = 35,378.99/x - Step 3: Cross multiply
119,616.62x = 179,460.01 × 35,378.99 - Step 4: Simplify right side
119,616.62x = 6,349,114,529.54 - Step 5: Solve for x
x = 6,349,114,529.54/119,616.62 - Step 6: Final answer
x = 53,078.87
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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.