Finding the Fourth Proportional to 168,260.99, 252,439.18 and 68,492.79
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Solution
The fourth proportional to 168,260.99, 252,439.18 and 68,492.79 is: 102,758.60
Step by Step Solution
- Step 1: Write the proportion equation
168,260.99 : 252,439.18 = 68,492.79 : x - Step 2: Convert to fraction form
168,260.99/252,439.18 = 68,492.79/x - Step 3: Cross multiply
168,260.99x = 252,439.18 × 68,492.79 - Step 4: Simplify right side
168,260.99x = 17,290,263,572.28 - Step 5: Solve for x
x = 17,290,263,572.28/168,260.99 - Step 6: Final answer
x = 102,758.60
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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.