Finding the Fourth Proportional to 170,189.24, 234,859.19 and 93,706.79
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Solution
The fourth proportional to 170,189.24, 234,859.19 and 93,706.79 is: 129,314.28
Step by Step Solution
- Step 1: Write the proportion equation
170,189.24 : 234,859.19 = 93,706.79 : x - Step 2: Convert to fraction form
170,189.24/234,859.19 = 93,706.79/x - Step 3: Cross multiply
170,189.24x = 234,859.19 × 93,706.79 - Step 4: Simplify right side
170,189.24x = 22,007,899,154.07 - Step 5: Solve for x
x = 22,007,899,154.07/170,189.24 - Step 6: Final answer
x = 129,314.28
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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.