Finding the Fourth Proportional to 104,863.44, 157,170.29 and 60,398.09
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Solution
The fourth proportional to 104,863.44, 157,170.29 and 60,398.09 is: 90,525.20
Step by Step Solution
- Step 1: Write the proportion equation
104,863.44 : 157,170.29 = 60,398.09 : x - Step 2: Convert to fraction form
104,863.44/157,170.29 = 60,398.09/x - Step 3: Cross multiply
104,863.44x = 157,170.29 × 60,398.09 - Step 4: Simplify right side
104,863.44x = 9,492,784,232.90 - Step 5: Solve for x
x = 9,492,784,232.90/104,863.44 - Step 6: Final answer
x = 90,525.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.