Finding the Fourth Proportional to 96,194.12, 132,747.68 and 53,752.65
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Solution
The fourth proportional to 96,194.12, 132,747.68 and 53,752.65 is: 74,178.54
Step by Step Solution
- Step 1: Write the proportion equation
96,194.12 : 132,747.68 = 53,752.65 : x - Step 2: Convert to fraction form
96,194.12/132,747.68 = 53,752.65/x - Step 3: Cross multiply
96,194.12x = 132,747.68 × 53,752.65 - Step 4: Simplify right side
96,194.12x = 7,135,539,312.59 - Step 5: Solve for x
x = 7,135,539,312.59/96,194.12 - Step 6: Final answer
x = 74,178.54
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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.