Finding the Fourth Proportional to 176,731.95, 264,997.53 and 120,639.99
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Solution
The fourth proportional to 176,731.95, 264,997.53 and 120,639.99 is: 180,891.45
Step by Step Solution
- Step 1: Write the proportion equation
176,731.95 : 264,997.53 = 120,639.99 : x - Step 2: Convert to fraction form
176,731.95/264,997.53 = 120,639.99/x - Step 3: Cross multiply
176,731.95x = 264,997.53 × 120,639.99 - Step 4: Simplify right side
176,731.95x = 31,969,299,369.22 - Step 5: Solve for x
x = 31,969,299,369.22/176,731.95 - Step 6: Final answer
x = 180,891.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.