Finding the Fourth Proportional to 201,110.76, 277,520.58 and 110,449.08
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Solution
The fourth proportional to 201,110.76, 277,520.58 and 110,449.08 is: 152,412.99
Step by Step Solution
- Step 1: Write the proportion equation
201,110.76 : 277,520.58 = 110,449.08 : x - Step 2: Convert to fraction form
201,110.76/277,520.58 = 110,449.08/x - Step 3: Cross multiply
201,110.76x = 277,520.58 × 110,449.08 - Step 4: Simplify right side
201,110.76x = 30,651,892,742.07 - Step 5: Solve for x
x = 30,651,892,742.07/201,110.76 - Step 6: Final answer
x = 152,412.99
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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.