Finding the Fourth Proportional to 74,786.36, 112,142.08 and 24,848.96
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Solution
The fourth proportional to 74,786.36, 112,142.08 and 24,848.96 is: 37,260.99
Step by Step Solution
- Step 1: Write the proportion equation
74,786.36 : 112,142.08 = 24,848.96 : x - Step 2: Convert to fraction form
74,786.36/112,142.08 = 24,848.96/x - Step 3: Cross multiply
74,786.36x = 112,142.08 × 24,848.96 - Step 4: Simplify right side
74,786.36x = 2,786,614,060.24 - Step 5: Solve for x
x = 2,786,614,060.24/74,786.36 - Step 6: Final answer
x = 37,260.99
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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.