Finding the Fourth Proportional to 106,762.41, 160,140.48 and 27,876.65
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Solution
The fourth proportional to 106,762.41, 160,140.48 and 27,876.65 is: 41,814.15
Step by Step Solution
- Step 1: Write the proportion equation
106,762.41 : 160,140.48 = 27,876.65 : x - Step 2: Convert to fraction form
106,762.41/160,140.48 = 27,876.65/x - Step 3: Cross multiply
106,762.41x = 160,140.48 × 27,876.65 - Step 4: Simplify right side
106,762.41x = 4,464,179,311.09 - Step 5: Solve for x
x = 4,464,179,311.09/106,762.41 - Step 6: Final answer
x = 41,814.15
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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.