Finding the Fourth Proportional to 116,069.64, 174,129.53 and 36,106.09
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Solution
The fourth proportional to 116,069.64, 174,129.53 and 36,106.09 is: 54,166.92
Step by Step Solution
- Step 1: Write the proportion equation
116,069.64 : 174,129.53 = 36,106.09 : x - Step 2: Convert to fraction form
116,069.64/174,129.53 = 36,106.09/x - Step 3: Cross multiply
116,069.64x = 174,129.53 × 36,106.09 - Step 4: Simplify right side
116,069.64x = 6,287,135,430.66 - Step 5: Solve for x
x = 6,287,135,430.66/116,069.64 - Step 6: Final answer
x = 54,166.92
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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.