Finding the Fourth Proportional to 178,650.09, 246,549.08 and 118,116.65
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Solution
The fourth proportional to 178,650.09, 246,549.08 and 118,116.65 is: 163,008.89
Step by Step Solution
- Step 1: Write the proportion equation
178,650.09 : 246,549.08 = 118,116.65 : x - Step 2: Convert to fraction form
178,650.09/246,549.08 = 118,116.65/x - Step 3: Cross multiply
178,650.09x = 246,549.08 × 118,116.65 - Step 4: Simplify right side
178,650.09x = 29,121,552,301.85 - Step 5: Solve for x
x = 29,121,552,301.85/178,650.09 - Step 6: Final answer
x = 163,008.89
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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.