Finding the Fourth Proportional to 178,355.30, 246,132.36 and 101,884.55
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Solution
The fourth proportional to 178,355.30, 246,132.36 and 101,884.55 is: 140,601.84
Step by Step Solution
- Step 1: Write the proportion equation
178,355.30 : 246,132.36 = 101,884.55 : x - Step 2: Convert to fraction form
178,355.30/246,132.36 = 101,884.55/x - Step 3: Cross multiply
178,355.30x = 246,132.36 × 101,884.55 - Step 4: Simplify right side
178,355.30x = 25,077,083,508.38 - Step 5: Solve for x
x = 25,077,083,508.38/178,355.30 - Step 6: Final answer
x = 140,601.84
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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.