Finding the Fourth Proportional to 179,858.24, 248,204.42 and 99,285.82
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Solution
The fourth proportional to 179,858.24, 248,204.42 and 99,285.82 is: 137,014.45
Step by Step Solution
- Step 1: Write the proportion equation
179,858.24 : 248,204.42 = 99,285.82 : x - Step 2: Convert to fraction form
179,858.24/248,204.42 = 99,285.82/x - Step 3: Cross multiply
179,858.24x = 248,204.42 × 99,285.82 - Step 4: Simplify right side
179,858.24x = 24,643,178,250.38 - Step 5: Solve for x
x = 24,643,178,250.38/179,858.24 - Step 6: Final answer
x = 137,014.45
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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.