Finding the Fourth Proportional to 192,628.07, 265,827.03 and 107,745.14
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Solution
The fourth proportional to 192,628.07, 265,827.03 and 107,745.14 is: 148,688.46
Step by Step Solution
- Step 1: Write the proportion equation
192,628.07 : 265,827.03 = 107,745.14 : x - Step 2: Convert to fraction form
192,628.07/265,827.03 = 107,745.14/x - Step 3: Cross multiply
192,628.07x = 265,827.03 × 107,745.14 - Step 4: Simplify right side
192,628.07x = 28,641,570,563.13 - Step 5: Solve for x
x = 28,641,570,563.13/192,628.07 - Step 6: Final answer
x = 148,688.46
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1.5x scale
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.