Finding the Fourth Proportional to 125,956.44, 173,819.12 and 69,367.41
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Solution
The fourth proportional to 125,956.44, 173,819.12 and 69,367.41 is: 95,726.60
Step by Step Solution
- Step 1: Write the proportion equation
125,956.44 : 173,819.12 = 69,367.41 : x - Step 2: Convert to fraction form
125,956.44/173,819.12 = 69,367.41/x - Step 3: Cross multiply
125,956.44x = 173,819.12 × 69,367.41 - Step 4: Simplify right side
125,956.44x = 12,057,381,816.04 - Step 5: Solve for x
x = 12,057,381,816.04/125,956.44 - Step 6: Final answer
x = 95,726.60
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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.