Finding the Fourth Proportional to 68,352,633.39, 94,327,520.06 and 37,412,138.37
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Solution
The fourth proportional to 68,352,633.39, 94,327,520.06 and 37,412,138.37 is: 51,629,235.88
Step by Step Solution
- Step 1: Write the proportion equation
68,352,633.39 : 94,327,520.06 = 37,412,138.37 : x - Step 2: Convert to fraction form
68,352,633.39/94,327,520.06 = 37,412,138.37/x - Step 3: Cross multiply
68,352,633.39x = 94,327,520.06 × 37,412,138.37 - Step 4: Simplify right side
68,352,633.39x = 3,528,994,232,396,610 - Step 5: Solve for x
x = 3,528,994,232,396,610/68,352,633.39 - Step 6: Final answer
x = 51,629,235.88
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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.