Finding the Fourth Proportional to 118,898.46, 178,295.84 and 44,974.62
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Solution
The fourth proportional to 118,898.46, 178,295.84 and 44,974.62 is: 67,442.32
Step by Step Solution
- Step 1: Write the proportion equation
118,898.46 : 178,295.84 = 44,974.62 : x - Step 2: Convert to fraction form
118,898.46/178,295.84 = 44,974.62/x - Step 3: Cross multiply
118,898.46x = 178,295.84 × 44,974.62 - Step 4: Simplify right side
118,898.46x = 8,018,787,651.58 - Step 5: Solve for x
x = 8,018,787,651.58/118,898.46 - Step 6: Final answer
x = 67,442.32
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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.