Finding the Fourth Proportional to 178,313.13, 246,072.18 and 97,741.21
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Solution
The fourth proportional to 178,313.13, 246,072.18 and 97,741.21 is: 134,882.90
Step by Step Solution
- Step 1: Write the proportion equation
178,313.13 : 246,072.18 = 97,741.21 : x - Step 2: Convert to fraction form
178,313.13/246,072.18 = 97,741.21/x - Step 3: Cross multiply
178,313.13x = 246,072.18 × 97,741.21 - Step 4: Simplify right side
178,313.13x = 24,051,392,620.54 - Step 5: Solve for x
x = 24,051,392,620.54/178,313.13 - Step 6: Final answer
x = 134,882.90
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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.