Finding the Fourth Proportional to 177,201.64, 244,544.40 and 100,723.94
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Solution
The fourth proportional to 177,201.64, 244,544.40 and 100,723.94 is: 139,002.52
Step by Step Solution
- Step 1: Write the proportion equation
177,201.64 : 244,544.40 = 100,723.94 : x - Step 2: Convert to fraction form
177,201.64/244,544.40 = 100,723.94/x - Step 3: Cross multiply
177,201.64x = 244,544.40 × 100,723.94 - Step 4: Simplify right side
177,201.64x = 24,631,475,167.26 - Step 5: Solve for x
x = 24,631,475,167.26/177,201.64 - Step 6: Final answer
x = 139,002.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.