Finding the Fourth Proportional to 113,740.36, 170,611.23 and 50,545.63
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Solution
The fourth proportional to 113,740.36, 170,611.23 and 50,545.63 is: 75,818.75
Step by Step Solution
- Step 1: Write the proportion equation
113,740.36 : 170,611.23 = 50,545.63 : x - Step 2: Convert to fraction form
113,740.36/170,611.23 = 50,545.63/x - Step 3: Cross multiply
113,740.36x = 170,611.23 × 50,545.63 - Step 4: Simplify right side
113,740.36x = 8,623,652,105.42 - Step 5: Solve for x
x = 8,623,652,105.42/113,740.36 - Step 6: Final answer
x = 75,818.75
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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.