Finding the Fourth Proportional to 119,477.91, 179,242.79 and 36,369.75
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Solution
The fourth proportional to 119,477.91, 179,242.79 and 36,369.75 is: 54,562.52
Step by Step Solution
- Step 1: Write the proportion equation
119,477.91 : 179,242.79 = 36,369.75 : x - Step 2: Convert to fraction form
119,477.91/179,242.79 = 36,369.75/x - Step 3: Cross multiply
119,477.91x = 179,242.79 × 36,369.75 - Step 4: Simplify right side
119,477.91x = 6,519,015,279.75 - Step 5: Solve for x
x = 6,519,015,279.75/119,477.91 - Step 6: Final answer
x = 54,562.52
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1.5x scale
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.