Finding the Fourth Proportional to 237,829.77, 328,202.57 and 130,399.54
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Solution
The fourth proportional to 237,829.77, 328,202.57 and 130,399.54 is: 179,949.99
Step by Step Solution
- Step 1: Write the proportion equation
237,829.77 : 328,202.57 = 130,399.54 : x - Step 2: Convert to fraction form
237,829.77/328,202.57 = 130,399.54/x - Step 3: Cross multiply
237,829.77x = 328,202.57 × 130,399.54 - Step 4: Simplify right side
237,829.77x = 42,797,463,660.31 - Step 5: Solve for x
x = 42,797,463,660.31/237,829.77 - Step 6: Final answer
x = 179,949.99
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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.