Finding the Fourth Proportional to 68,914,537.96, 95,106,664.74 and 37,974,702.44
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Solution
The fourth proportional to 68,914,537.96, 95,106,664.74 and 37,974,702.44 is: 52,407,625.45
Step by Step Solution
- Step 1: Write the proportion equation
68,914,537.96 : 95,106,664.74 = 37,974,702.44 : x - Step 2: Convert to fraction form
68,914,537.96/95,106,664.74 = 37,974,702.44/x - Step 3: Cross multiply
68,914,537.96x = 95,106,664.74 × 37,974,702.44 - Step 4: Simplify right side
68,914,537.96x = 3,611,647,293,562,339.50 - Step 5: Solve for x
x = 3,611,647,293,562,339.50/68,914,537.96 - Step 6: Final answer
x = 52,407,625.45
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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.