Finding the Fourth Proportional to 115,948.08, 173,571.98 and 104,859.99
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Solution
The fourth proportional to 115,948.08, 173,571.98 and 104,859.99 is: 156,973.32
Step by Step Solution
- Step 1: Write the proportion equation
115,948.08 : 173,571.98 = 104,859.99 : x - Step 2: Convert to fraction form
115,948.08/173,571.98 = 104,859.99/x - Step 3: Cross multiply
115,948.08x = 173,571.98 × 104,859.99 - Step 4: Simplify right side
115,948.08x = 18,200,755,562.78 - Step 5: Solve for x
x = 18,200,755,562.78/115,948.08 - Step 6: Final answer
x = 156,973.32
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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.