Finding the Fourth Proportional to 71,245.60, 106,874.88 and 24,498.88
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Solution
The fourth proportional to 71,245.60, 106,874.88 and 24,498.88 is: 36,750.55
Step by Step Solution
- Step 1: Write the proportion equation
71,245.60 : 106,874.88 = 24,498.88 : x - Step 2: Convert to fraction form
71,245.60/106,874.88 = 24,498.88/x - Step 3: Cross multiply
71,245.60x = 106,874.88 × 24,498.88 - Step 4: Simplify right side
71,245.60x = 2,618,314,860.13 - Step 5: Solve for x
x = 2,618,314,860.13/71,245.60 - Step 6: Final answer
x = 36,750.55
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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.