Finding the Fourth Proportional to 122,952.80, 184,450.80 and 44,112.80
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Solution
The fourth proportional to 122,952.80, 184,450.80 and 44,112.80 is: 66,176.95
Step by Step Solution
- Step 1: Write the proportion equation
122,952.80 : 184,450.80 = 44,112.80 : x - Step 2: Convert to fraction form
122,952.80/184,450.80 = 44,112.80/x - Step 3: Cross multiply
122,952.80x = 184,450.80 × 44,112.80 - Step 4: Simplify right side
122,952.80x = 8,136,641,250.24 - Step 5: Solve for x
x = 8,136,641,250.24/122,952.80 - Step 6: Final answer
x = 66,176.95
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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.