Finding the Fourth Proportional to 106,271.46, 159,324.57 and 68,752.26
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Solution
The fourth proportional to 106,271.46, 159,324.57 and 68,752.26 is: 103,074.94
Step by Step Solution
- Step 1: Write the proportion equation
106,271.46 : 159,324.57 = 68,752.26 : x - Step 2: Convert to fraction form
106,271.46/159,324.57 = 68,752.26/x - Step 3: Cross multiply
106,271.46x = 159,324.57 × 68,752.26 - Step 4: Simplify right side
106,271.46x = 10,953,924,261.03 - Step 5: Solve for x
x = 10,953,924,261.03/106,271.46 - Step 6: Final answer
x = 103,074.94
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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.