Finding the Fourth Proportional to 150,436.14, 207,574.65 and 96,708.84
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Solution
The fourth proportional to 150,436.14, 207,574.65 and 96,708.84 is: 133,440.70
Step by Step Solution
- Step 1: Write the proportion equation
150,436.14 : 207,574.65 = 96,708.84 : x - Step 2: Convert to fraction form
150,436.14/207,574.65 = 96,708.84/x - Step 3: Cross multiply
150,436.14x = 207,574.65 × 96,708.84 - Step 4: Simplify right side
150,436.14x = 20,074,303,614.91 - Step 5: Solve for x
x = 20,074,303,614.91/150,436.14 - Step 6: Final answer
x = 133,440.70
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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.