Finding the Fourth Proportional to 79,204.16, 118,652.48 and 70,791.68
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Solution
The fourth proportional to 79,204.16, 118,652.48 and 70,791.68 is: 106,050.09
Step by Step Solution
- Step 1: Write the proportion equation
79,204.16 : 118,652.48 = 70,791.68 : x - Step 2: Convert to fraction form
79,204.16/118,652.48 = 70,791.68/x - Step 3: Cross multiply
79,204.16x = 118,652.48 × 70,791.68 - Step 4: Simplify right side
79,204.16x = 8,399,608,395.37 - Step 5: Solve for x
x = 8,399,608,395.37/79,204.16 - Step 6: Final answer
x = 106,050.09
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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.