Finding the Fourth Proportional to 123,486.40, 185,119.58 and 44,583.08
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Solution
The fourth proportional to 123,486.40, 185,119.58 and 44,583.08 is: 66,834.90
Step by Step Solution
- Step 1: Write the proportion equation
123,486.40 : 185,119.58 = 44,583.08 : x - Step 2: Convert to fraction form
123,486.40/185,119.58 = 44,583.08/x - Step 3: Cross multiply
123,486.40x = 185,119.58 × 44,583.08 - Step 4: Simplify right side
123,486.40x = 8,253,201,044.71 - Step 5: Solve for x
x = 8,253,201,044.71/123,486.40 - Step 6: Final answer
x = 66,834.90
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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.