Finding the Fourth Proportional to 116,470.08, 174,704.96 and 28,918.08
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Solution
The fourth proportional to 116,470.08, 174,704.96 and 28,918.08 is: 43,377.08
Step by Step Solution
- Step 1: Write the proportion equation
116,470.08 : 174,704.96 = 28,918.08 : x - Step 2: Convert to fraction form
116,470.08/174,704.96 = 28,918.08/x - Step 3: Cross multiply
116,470.08x = 174,704.96 × 28,918.08 - Step 4: Simplify right side
116,470.08x = 5,052,132,009.68 - Step 5: Solve for x
x = 5,052,132,009.68/116,470.08 - Step 6: Final answer
x = 43,377.08
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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.