Finding the Fourth Proportional to 192,445.22, 265,563.63 and 106,399.19
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Solution
The fourth proportional to 192,445.22, 265,563.63 and 106,399.19 is: 146,824.92
Step by Step Solution
- Step 1: Write the proportion equation
192,445.22 : 265,563.63 = 106,399.19 : x - Step 2: Convert to fraction form
192,445.22/265,563.63 = 106,399.19/x - Step 3: Cross multiply
192,445.22x = 265,563.63 × 106,399.19 - Step 4: Simplify right side
192,445.22x = 28,255,753,797.64 - Step 5: Solve for x
x = 28,255,753,797.64/192,445.22 - Step 6: Final answer
x = 146,824.92
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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.