Finding the Fourth Proportional to 119,070.08, 178,596.48 and 47,997.44
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Solution
The fourth proportional to 119,070.08, 178,596.48 and 47,997.44 is: 71,992.68
Step by Step Solution
- Step 1: Write the proportion equation
119,070.08 : 178,596.48 = 47,997.44 : x - Step 2: Convert to fraction form
119,070.08/178,596.48 = 47,997.44/x - Step 3: Cross multiply
119,070.08x = 178,596.48 × 47,997.44 - Step 4: Simplify right side
119,070.08x = 8,572,173,833.01 - Step 5: Solve for x
x = 8,572,173,833.01/119,070.08 - Step 6: Final answer
x = 71,992.68
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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.