Finding the Fourth Proportional to 178,617.36, 246,494.74 and 98,052.24
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Solution
The fourth proportional to 178,617.36, 246,494.74 and 98,052.24 is: 135,313.62
Step by Step Solution
- Step 1: Write the proportion equation
178,617.36 : 246,494.74 = 98,052.24 : x - Step 2: Convert to fraction form
178,617.36/246,494.74 = 98,052.24/x - Step 3: Cross multiply
178,617.36x = 246,494.74 × 98,052.24 - Step 4: Simplify right side
178,617.36x = 24,169,361,405.22 - Step 5: Solve for x
x = 24,169,361,405.22/178,617.36 - Step 6: Final answer
x = 135,313.62
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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.