Finding the Fourth Proportional to 168,563.72, 232,624.99 and 96,943.79
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Solution
The fourth proportional to 168,563.72, 232,624.99 and 96,943.79 is: 133,786.49
Step by Step Solution
- Step 1: Write the proportion equation
168,563.72 : 232,624.99 = 96,943.79 : x - Step 2: Convert to fraction form
168,563.72/232,624.99 = 96,943.79/x - Step 3: Cross multiply
168,563.72x = 232,624.99 × 96,943.79 - Step 4: Simplify right side
168,563.72x = 22,551,548,179.31 - Step 5: Solve for x
x = 22,551,548,179.31/168,563.72 - Step 6: Final answer
x = 133,786.49
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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.