Finding the Fourth Proportional to 119,766.06, 179,109.84 and 106,516.94
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Solution
The fourth proportional to 119,766.06, 179,109.84 and 106,516.94 is: 159,295.81
Step by Step Solution
- Step 1: Write the proportion equation
119,766.06 : 179,109.84 = 106,516.94 : x - Step 2: Convert to fraction form
119,766.06/179,109.84 = 106,516.94/x - Step 3: Cross multiply
119,766.06x = 179,109.84 × 106,516.94 - Step 4: Simplify right side
119,766.06x = 19,078,232,080.69 - Step 5: Solve for x
x = 19,078,232,080.69/119,766.06 - Step 6: Final answer
x = 159,295.81
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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.