Finding the Fourth Proportional to 186,187.36, 279,234.84 and 53,068.77
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Solution
The fourth proportional to 186,187.36, 279,234.84 and 53,068.77 is: 79,589.99
Step by Step Solution
- Step 1: Write the proportion equation
186,187.36 : 279,234.84 = 53,068.77 : x - Step 2: Convert to fraction form
186,187.36/279,234.84 = 53,068.77/x - Step 3: Cross multiply
186,187.36x = 279,234.84 × 53,068.77 - Step 4: Simplify right side
186,187.36x = 14,818,649,698.95 - Step 5: Solve for x
x = 14,818,649,698.95/186,187.36 - Step 6: Final answer
x = 79,589.99
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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.