Finding the Fourth Proportional to 95,361.12, 142,995.06 and 28,788.84
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Solution
The fourth proportional to 95,361.12, 142,995.06 and 28,788.84 is: 43,169.19
Step by Step Solution
- Step 1: Write the proportion equation
95,361.12 : 142,995.06 = 28,788.84 : x - Step 2: Convert to fraction form
95,361.12/142,995.06 = 28,788.84/x - Step 3: Cross multiply
95,361.12x = 142,995.06 × 28,788.84 - Step 4: Simplify right side
95,361.12x = 4,116,661,903.13 - Step 5: Solve for x
x = 4,116,661,903.13/95,361.12 - Step 6: Final answer
x = 43,169.19
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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.