Finding the Fourth Proportional to 116,204.92, 174,278.65 and 31,960.99
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Solution
The fourth proportional to 116,204.92, 174,278.65 and 31,960.99 is: 47,933.59
Step by Step Solution
- Step 1: Write the proportion equation
116,204.92 : 174,278.65 = 31,960.99 : x - Step 2: Convert to fraction form
116,204.92/174,278.65 = 31,960.99/x - Step 3: Cross multiply
116,204.92x = 174,278.65 × 31,960.99 - Step 4: Simplify right side
116,204.92x = 5,570,118,677.76 - Step 5: Solve for x
x = 5,570,118,677.76/116,204.92 - Step 6: Final answer
x = 47,933.59
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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.