Finding the Fourth Proportional to 146,327.48, 201,932.14 and 79,259.32
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Solution
The fourth proportional to 146,327.48, 201,932.14 and 79,259.32 is: 109,377.98
Step by Step Solution
- Step 1: Write the proportion equation
146,327.48 : 201,932.14 = 79,259.32 : x - Step 2: Convert to fraction form
146,327.48/201,932.14 = 79,259.32/x - Step 3: Cross multiply
146,327.48x = 201,932.14 × 79,259.32 - Step 4: Simplify right side
146,327.48x = 16,005,004,102.54 - Step 5: Solve for x
x = 16,005,004,102.54/146,327.48 - Step 6: Final answer
x = 109,377.98
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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.