Finding the Fourth Proportional to 96,699.06, 133,442.56 and 53,676.04
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Solution
The fourth proportional to 96,699.06, 133,442.56 and 53,676.04 is: 74,071.75
Step by Step Solution
- Step 1: Write the proportion equation
96,699.06 : 133,442.56 = 53,676.04 : x - Step 2: Convert to fraction form
96,699.06/133,442.56 = 53,676.04/x - Step 3: Cross multiply
96,699.06x = 133,442.56 × 53,676.04 - Step 4: Simplify right side
96,699.06x = 7,162,668,188.26 - Step 5: Solve for x
x = 7,162,668,188.26/96,699.06 - Step 6: Final answer
x = 74,071.75
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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.