Finding the Fourth Proportional to 96,789.23, 145,128.00 and 37,555.68
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Solution
The fourth proportional to 96,789.23, 145,128.00 and 37,555.68 is: 56,311.86
Step by Step Solution
- Step 1: Write the proportion equation
96,789.23 : 145,128.00 = 37,555.68 : x - Step 2: Convert to fraction form
96,789.23/145,128.00 = 37,555.68/x - Step 3: Cross multiply
96,789.23x = 145,128.00 × 37,555.68 - Step 4: Simplify right side
96,789.23x = 5,450,381,412.10 - Step 5: Solve for x
x = 5,450,381,412.10/96,789.23 - Step 6: Final answer
x = 56,311.86
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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.