Finding the Fourth Proportional to 80,083.62, 110,511.14 and 44,271.63
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Solution
The fourth proportional to 80,083.62, 110,511.14 and 44,271.63 is: 61,092.49
Step by Step Solution
- Step 1: Write the proportion equation
80,083.62 : 110,511.14 = 44,271.63 : x - Step 2: Convert to fraction form
80,083.62/110,511.14 = 44,271.63/x - Step 3: Cross multiply
80,083.62x = 110,511.14 × 44,271.63 - Step 4: Simplify right side
80,083.62x = 4,892,508,079.60 - Step 5: Solve for x
x = 4,892,508,079.60/80,083.62 - Step 6: Final answer
x = 61,092.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.