Finding the Fourth Proportional to 168,117.92, 232,110.80 and 104,542.24
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Solution
The fourth proportional to 168,117.92, 232,110.80 and 104,542.24 is: 144,335.49
Step by Step Solution
- Step 1: Write the proportion equation
168,117.92 : 232,110.80 = 104,542.24 : x - Step 2: Convert to fraction form
168,117.92/232,110.80 = 104,542.24/x - Step 3: Cross multiply
168,117.92x = 232,110.80 × 104,542.24 - Step 4: Simplify right side
168,117.92x = 24,265,382,960.19 - Step 5: Solve for x
x = 24,265,382,960.19/168,117.92 - Step 6: Final answer
x = 144,335.49
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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.