Finding the Fourth Proportional to 106,832.38, 160,174.76 and 46,832.08
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Solution
The fourth proportional to 106,832.38, 160,174.76 and 46,832.08 is: 70,215.76
Step by Step Solution
- Step 1: Write the proportion equation
106,832.38 : 160,174.76 = 46,832.08 : x - Step 2: Convert to fraction form
106,832.38/160,174.76 = 46,832.08/x - Step 3: Cross multiply
106,832.38x = 160,174.76 × 46,832.08 - Step 4: Simplify right side
106,832.38x = 7,501,317,174.30 - Step 5: Solve for x
x = 7,501,317,174.30/106,832.38 - Step 6: Final answer
x = 70,215.76
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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.