Finding the Fourth Proportional to 74,311.94, 102,543.69 and 44,092.06
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Solution
The fourth proportional to 74,311.94, 102,543.69 and 44,092.06 is: 60,843.02
Step by Step Solution
- Step 1: Write the proportion equation
74,311.94 : 102,543.69 = 44,092.06 : x - Step 2: Convert to fraction form
74,311.94/102,543.69 = 44,092.06/x - Step 3: Cross multiply
74,311.94x = 102,543.69 × 44,092.06 - Step 4: Simplify right side
74,311.94x = 4,521,362,532.10 - Step 5: Solve for x
x = 4,521,362,532.10/74,311.94 - Step 6: Final answer
x = 60,843.02
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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.