Finding the Fourth Proportional to 159,176.24, 238,767.12 and 53,997.92
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Solution
The fourth proportional to 159,176.24, 238,767.12 and 53,997.92 is: 80,997.82
Step by Step Solution
- Step 1: Write the proportion equation
159,176.24 : 238,767.12 = 53,997.92 : x - Step 2: Convert to fraction form
159,176.24/238,767.12 = 53,997.92/x - Step 3: Cross multiply
159,176.24x = 238,767.12 × 53,997.92 - Step 4: Simplify right side
159,176.24x = 12,892,927,844.39 - Step 5: Solve for x
x = 12,892,927,844.39/159,176.24 - Step 6: Final answer
x = 80,997.82
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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.