Finding the Fourth Proportional to 178,874.55, 246,842.37 and 97,199.19
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Solution
The fourth proportional to 178,874.55, 246,842.37 and 97,199.19 is: 134,132.43
Step by Step Solution
- Step 1: Write the proportion equation
178,874.55 : 246,842.37 = 97,199.19 : x - Step 2: Convert to fraction form
178,874.55/246,842.37 = 97,199.19/x - Step 3: Cross multiply
178,874.55x = 246,842.37 × 97,199.19 - Step 4: Simplify right side
178,874.55x = 23,992,878,421.68 - Step 5: Solve for x
x = 23,992,878,421.68/178,874.55 - Step 6: Final answer
x = 134,132.43
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1.5x scale
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.