Finding the Fourth Proportional to 96,132.36, 132,661.26 and 53,691.48
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Solution
The fourth proportional to 96,132.36, 132,661.26 and 53,691.48 is: 74,093.46
Step by Step Solution
- Step 1: Write the proportion equation
96,132.36 : 132,661.26 = 53,691.48 : x - Step 2: Convert to fraction form
96,132.36/132,661.26 = 53,691.48/x - Step 3: Cross multiply
96,132.36x = 132,661.26 × 53,691.48 - Step 4: Simplify right side
96,132.36x = 7,122,779,388.06 - Step 5: Solve for x
x = 7,122,779,388.06/96,132.36 - Step 6: Final answer
x = 74,093.46
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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.