Finding the Fourth Proportional to 106,370.83, 146,790.99 and 58,624.23
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Solution
The fourth proportional to 106,370.83, 146,790.99 and 58,624.23 is: 80,901.02
Step by Step Solution
- Step 1: Write the proportion equation
106,370.83 : 146,790.99 = 58,624.23 : x - Step 2: Convert to fraction form
106,370.83/146,790.99 = 58,624.23/x - Step 3: Cross multiply
106,370.83x = 146,790.99 × 58,624.23 - Step 4: Simplify right side
106,370.83x = 8,605,508,759.69 - Step 5: Solve for x
x = 8,605,508,759.69/106,370.83 - Step 6: Final answer
x = 80,901.02
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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.