Finding the Fourth Proportional to 83,342.08, 125,014.40 and 27,181.94
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Solution
The fourth proportional to 83,342.08, 125,014.40 and 27,181.94 is: 40,773.33
Step by Step Solution
- Step 1: Write the proportion equation
83,342.08 : 125,014.40 = 27,181.94 : x - Step 2: Convert to fraction form
83,342.08/125,014.40 = 27,181.94/x - Step 3: Cross multiply
83,342.08x = 125,014.40 × 27,181.94 - Step 4: Simplify right side
83,342.08x = 3,398,133,784.03 - Step 5: Solve for x
x = 3,398,133,784.03/83,342.08 - Step 6: Final answer
x = 40,773.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.