Finding the Fourth Proportional to 106,494.29, 146,961.29 and 58,749.65
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Solution
The fourth proportional to 106,494.29, 146,961.29 and 58,749.65 is: 81,074.06
Step by Step Solution
- Step 1: Write the proportion equation
106,494.29 : 146,961.29 = 58,749.65 : x - Step 2: Convert to fraction form
106,494.29/146,961.29 = 58,749.65/x - Step 3: Cross multiply
106,494.29x = 146,961.29 × 58,749.65 - Step 4: Simplify right side
106,494.29x = 8,633,923,616.24 - Step 5: Solve for x
x = 8,633,923,616.24/106,494.29 - Step 6: Final answer
x = 81,074.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.