Finding the Fourth Proportional to 96,750.86, 133,517.50 and 53,733.13
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Solution
The fourth proportional to 96,750.86, 133,517.50 and 53,733.13 is: 74,152.45
Step by Step Solution
- Step 1: Write the proportion equation
96,750.86 : 133,517.50 = 53,733.13 : x - Step 2: Convert to fraction form
96,750.86/133,517.50 = 53,733.13/x - Step 3: Cross multiply
96,750.86x = 133,517.50 × 53,733.13 - Step 4: Simplify right side
96,750.86x = 7,174,313,318.85 - Step 5: Solve for x
x = 7,174,313,318.85/96,750.86 - Step 6: Final answer
x = 74,152.45
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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.