Finding the Fourth Proportional to 96,209.92, 132,772.44 and 53,768.53
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Solution
The fourth proportional to 96,209.92, 132,772.44 and 53,768.53 is: 74,202.11
Step by Step Solution
- Step 1: Write the proportion equation
96,209.92 : 132,772.44 = 53,768.53 : x - Step 2: Convert to fraction form
96,209.92/132,772.44 = 53,768.53/x - Step 3: Cross multiply
96,209.92x = 132,772.44 × 53,768.53 - Step 4: Simplify right side
96,209.92x = 7,138,978,923.31 - Step 5: Solve for x
x = 7,138,978,923.31/96,209.92 - Step 6: Final answer
x = 74,202.11
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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.