Finding the Fourth Proportional to 192,542.55, 265,707.99 and 107,660.22
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Solution
The fourth proportional to 192,542.55, 265,707.99 and 107,660.22 is: 148,570.70
Step by Step Solution
- Step 1: Write the proportion equation
192,542.55 : 265,707.99 = 107,660.22 : x - Step 2: Convert to fraction form
192,542.55/265,707.99 = 107,660.22/x - Step 3: Cross multiply
192,542.55x = 265,707.99 × 107,660.22 - Step 4: Simplify right side
192,542.55x = 28,606,180,659.16 - Step 5: Solve for x
x = 28,606,180,659.16/192,542.55 - Step 6: Final answer
x = 148,570.70
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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.