Finding the Fourth Proportional to 166,934.94, 230,374.71 and 91,486.62
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Solution
The fourth proportional to 166,934.94, 230,374.71 and 91,486.62 is: 126,254.00
Step by Step Solution
- Step 1: Write the proportion equation
166,934.94 : 230,374.71 = 91,486.62 : x - Step 2: Convert to fraction form
166,934.94/230,374.71 = 91,486.62/x - Step 3: Cross multiply
166,934.94x = 230,374.71 × 91,486.62 - Step 4: Simplify right side
166,934.94x = 21,076,203,551.38 - Step 5: Solve for x
x = 21,076,203,551.38/166,934.94 - Step 6: Final answer
x = 126,254.00
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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.