Finding the Fourth Proportional to 173,845.70, 260,768.55 and 134,479.70
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Solution
The fourth proportional to 173,845.70, 260,768.55 and 134,479.70 is: 201,719.55
Step by Step Solution
- Step 1: Write the proportion equation
173,845.70 : 260,768.55 = 134,479.70 : x - Step 2: Convert to fraction form
173,845.70/260,768.55 = 134,479.70/x - Step 3: Cross multiply
173,845.70x = 260,768.55 × 134,479.70 - Step 4: Simplify right side
173,845.70x = 35,068,076,373.44 - Step 5: Solve for x
x = 35,068,076,373.44/173,845.70 - Step 6: Final answer
x = 201,719.55
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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.