Finding the Fourth Proportional to 178,535.55, 246,370.82 and 97,961.07
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Solution
The fourth proportional to 178,535.55, 246,370.82 and 97,961.07 is: 135,181.75
Step by Step Solution
- Step 1: Write the proportion equation
178,535.55 : 246,370.82 = 97,961.07 : x - Step 2: Convert to fraction form
178,535.55/246,370.82 = 97,961.07/x - Step 3: Cross multiply
178,535.55x = 246,370.82 × 97,961.07 - Step 4: Simplify right side
178,535.55x = 24,134,748,654.17 - Step 5: Solve for x
x = 24,134,748,654.17/178,535.55 - Step 6: Final answer
x = 135,181.75
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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.