Finding the Fourth Proportional to 202,550.13, 279,519.18 and 113,126.13
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Solution
The fourth proportional to 202,550.13, 279,519.18 and 113,126.13 is: 156,114.06
Step by Step Solution
- Step 1: Write the proportion equation
202,550.13 : 279,519.18 = 113,126.13 : x - Step 2: Convert to fraction form
202,550.13/279,519.18 = 113,126.13/x - Step 3: Cross multiply
202,550.13x = 279,519.18 × 113,126.13 - Step 4: Simplify right side
202,550.13x = 31,620,923,094.17 - Step 5: Solve for x
x = 31,620,923,094.17/202,550.13 - Step 6: Final answer
x = 156,114.06
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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.