Finding the Fourth Proportional to 168,202.48, 252,304.64 and 49,874.80
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Solution
The fourth proportional to 168,202.48, 252,304.64 and 49,874.80 is: 74,812.47
Step by Step Solution
- Step 1: Write the proportion equation
168,202.48 : 252,304.64 = 49,874.80 : x - Step 2: Convert to fraction form
168,202.48/252,304.64 = 49,874.80/x - Step 3: Cross multiply
168,202.48x = 252,304.64 × 49,874.80 - Step 4: Simplify right side
168,202.48x = 12,583,643,459.07 - Step 5: Solve for x
x = 12,583,643,459.07/168,202.48 - Step 6: Final answer
x = 74,812.47
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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.