Finding the Fourth Proportional to 116,746.44, 161,114.04 and 69,040.68
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Solution
The fourth proportional to 116,746.44, 161,114.04 and 69,040.68 is: 95,278.48
Step by Step Solution
- Step 1: Write the proportion equation
116,746.44 : 161,114.04 = 69,040.68 : x - Step 2: Convert to fraction form
116,746.44/161,114.04 = 69,040.68/x - Step 3: Cross multiply
116,746.44x = 161,114.04 × 69,040.68 - Step 4: Simplify right side
116,746.44x = 11,123,422,879.15 - Step 5: Solve for x
x = 11,123,422,879.15/116,746.44 - Step 6: Final answer
x = 95,278.48
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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.