Finding the Fourth Proportional to 95,802.99, 132,208.16 and 55,540.09
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Solution
The fourth proportional to 95,802.99, 132,208.16 and 55,540.09 is: 76,645.34
Step by Step Solution
- Step 1: Write the proportion equation
95,802.99 : 132,208.16 = 55,540.09 : x - Step 2: Convert to fraction form
95,802.99/132,208.16 = 55,540.09/x - Step 3: Cross multiply
95,802.99x = 132,208.16 × 55,540.09 - Step 4: Simplify right side
95,802.99x = 7,342,852,561.44 - Step 5: Solve for x
x = 7,342,852,561.44/95,802.99 - Step 6: Final answer
x = 76,645.34
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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.