Finding the Fourth Proportional to 125,622.66, 173,359.20 and 69,034.05
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Solution
The fourth proportional to 125,622.66, 173,359.20 and 69,034.05 is: 95,266.95
Step by Step Solution
- Step 1: Write the proportion equation
125,622.66 : 173,359.20 = 69,034.05 : x - Step 2: Convert to fraction form
125,622.66/173,359.20 = 69,034.05/x - Step 3: Cross multiply
125,622.66x = 173,359.20 × 69,034.05 - Step 4: Simplify right side
125,622.66x = 11,967,687,680.76 - Step 5: Solve for x
x = 11,967,687,680.76/125,622.66 - Step 6: Final answer
x = 95,266.95
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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.