Finding the Fourth Proportional to 117,159.75, 175,793.18 and 63,771.75
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Solution
The fourth proportional to 117,159.75, 175,793.18 and 63,771.75 is: 95,686.77
Step by Step Solution
- Step 1: Write the proportion equation
117,159.75 : 175,793.18 = 63,771.75 : x - Step 2: Convert to fraction form
117,159.75/175,793.18 = 63,771.75/x - Step 3: Cross multiply
117,159.75x = 175,793.18 × 63,771.75 - Step 4: Simplify right side
117,159.75x = 11,210,638,407.81 - Step 5: Solve for x
x = 11,210,638,407.81/117,159.75 - Step 6: Final answer
x = 95,686.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.