Finding the Fourth Proportional to 71,166.08, 106,601.44 and 41,493.92
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Solution
The fourth proportional to 71,166.08, 106,601.44 and 41,493.92 is: 62,154.77
Step by Step Solution
- Step 1: Write the proportion equation
71,166.08 : 106,601.44 = 41,493.92 : x - Step 2: Convert to fraction form
71,166.08/106,601.44 = 41,493.92/x - Step 3: Cross multiply
71,166.08x = 106,601.44 × 41,493.92 - Step 4: Simplify right side
71,166.08x = 4,423,311,623.24 - Step 5: Solve for x
x = 4,423,311,623.24/71,166.08 - Step 6: Final answer
x = 62,154.77
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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.