Finding the Fourth Proportional to 74,376.62, 102,625.30 and 44,171.41
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Solution
The fourth proportional to 74,376.62, 102,625.30 and 44,171.41 is: 60,947.98
Step by Step Solution
- Step 1: Write the proportion equation
74,376.62 : 102,625.30 = 44,171.41 : x - Step 2: Convert to fraction form
74,376.62/102,625.30 = 44,171.41/x - Step 3: Cross multiply
74,376.62x = 102,625.30 × 44,171.41 - Step 4: Simplify right side
74,376.62x = 4,533,104,471.41 - Step 5: Solve for x
x = 4,533,104,471.41/74,376.62 - Step 6: Final answer
x = 60,947.98
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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.