Finding the Fourth Proportional to 178,461.63, 246,273.21 and 97,887.69
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Solution
The fourth proportional to 178,461.63, 246,273.21 and 97,887.69 is: 135,082.91
Step by Step Solution
- Step 1: Write the proportion equation
178,461.63 : 246,273.21 = 97,887.69 : x - Step 2: Convert to fraction form
178,461.63/246,273.21 = 97,887.69/x - Step 3: Cross multiply
178,461.63x = 246,273.21 × 97,887.69 - Step 4: Simplify right side
178,461.63x = 24,107,115,635.78 - Step 5: Solve for x
x = 24,107,115,635.78/178,461.63 - Step 6: Final answer
x = 135,082.91
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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.