Finding the Fourth Proportional to 119,204.68, 178,737.76 and 48,069.08
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Solution
The fourth proportional to 119,204.68, 178,737.76 and 48,069.08 is: 72,075.69
Step by Step Solution
- Step 1: Write the proportion equation
119,204.68 : 178,737.76 = 48,069.08 : x - Step 2: Convert to fraction form
119,204.68/178,737.76 = 48,069.08/x - Step 3: Cross multiply
119,204.68x = 178,737.76 × 48,069.08 - Step 4: Simplify right side
119,204.68x = 8,591,759,250.74 - Step 5: Solve for x
x = 8,591,759,250.74/119,204.68 - Step 6: Final answer
x = 72,075.69
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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.