Finding the Fourth Proportional to 76,924.88, 115,391.52 and 24,330.44
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Solution
The fourth proportional to 76,924.88, 115,391.52 and 24,330.44 is: 36,496.99
Step by Step Solution
- Step 1: Write the proportion equation
76,924.88 : 115,391.52 = 24,330.44 : x - Step 2: Convert to fraction form
76,924.88/115,391.52 = 24,330.44/x - Step 3: Cross multiply
76,924.88x = 115,391.52 × 24,330.44 - Step 4: Simplify right side
76,924.88x = 2,807,526,453.87 - Step 5: Solve for x
x = 2,807,526,453.87/76,924.88 - Step 6: Final answer
x = 36,496.99
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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.