Finding the Fourth Proportional to 73,951.30, 110,862.15 and 44,337.70
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Solution
The fourth proportional to 73,951.30, 110,862.15 and 44,337.70 is: 66,467.70
Step by Step Solution
- Step 1: Write the proportion equation
73,951.30 : 110,862.15 = 44,337.70 : x - Step 2: Convert to fraction form
73,951.30/110,862.15 = 44,337.70/x - Step 3: Cross multiply
73,951.30x = 110,862.15 × 44,337.70 - Step 4: Simplify right side
73,951.30x = 4,915,372,748.06 - Step 5: Solve for x
x = 4,915,372,748.06/73,951.30 - Step 6: Final answer
x = 66,467.70
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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.