Finding the Fourth Proportional to 186,342.44, 279,474.38 and 59,993.99
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Solution
The fourth proportional to 186,342.44, 279,474.38 and 59,993.99 is: 89,978.33
Step by Step Solution
- Step 1: Write the proportion equation
186,342.44 : 279,474.38 = 59,993.99 : x - Step 2: Convert to fraction form
186,342.44/279,474.38 = 59,993.99/x - Step 3: Cross multiply
186,342.44x = 279,474.38 × 59,993.99 - Step 4: Simplify right side
186,342.44x = 16,766,781,461.63 - Step 5: Solve for x
x = 16,766,781,461.63/186,342.44 - Step 6: Final answer
x = 89,978.33
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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.