Finding the Fourth Proportional to 163,313.53, 244,845.70 and 74,504.93
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Solution
The fourth proportional to 163,313.53, 244,845.70 and 74,504.93 is: 111,700.55
Step by Step Solution
- Step 1: Write the proportion equation
163,313.53 : 244,845.70 = 74,504.93 : x - Step 2: Convert to fraction form
163,313.53/244,845.70 = 74,504.93/x - Step 3: Cross multiply
163,313.53x = 244,845.70 × 74,504.93 - Step 4: Simplify right side
163,313.53x = 18,242,211,739.30 - Step 5: Solve for x
x = 18,242,211,739.30/163,313.53 - Step 6: Final answer
x = 111,700.55
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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.