Finding the Fourth Proportional to 115,913.16, 173,832.84 and 59,735.88
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Solution
The fourth proportional to 115,913.16, 173,832.84 and 59,735.88 is: 89,584.80
Step by Step Solution
- Step 1: Write the proportion equation
115,913.16 : 173,832.84 = 59,735.88 : x - Step 2: Convert to fraction form
115,913.16/173,832.84 = 59,735.88/x - Step 3: Cross multiply
115,913.16x = 173,832.84 × 59,735.88 - Step 4: Simplify right side
115,913.16x = 10,384,057,670.30 - Step 5: Solve for x
x = 10,384,057,670.30/115,913.16 - Step 6: Final answer
x = 89,584.80
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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.