Finding the Fourth Proportional to 118,537.35, 177,806.18 and 48,416.68
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Solution
The fourth proportional to 118,537.35, 177,806.18 and 48,416.68 is: 72,625.08
Step by Step Solution
- Step 1: Write the proportion equation
118,537.35 : 177,806.18 = 48,416.68 : x - Step 2: Convert to fraction form
118,537.35/177,806.18 = 48,416.68/x - Step 3: Cross multiply
118,537.35x = 177,806.18 × 48,416.68 - Step 4: Simplify right side
118,537.35x = 8,608,784,919.08 - Step 5: Solve for x
x = 8,608,784,919.08/118,537.35 - Step 6: Final answer
x = 72,625.08
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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.