Finding the Fourth Proportional to 178,416.22, 246,214.72 and 97,844.30
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Solution
The fourth proportional to 178,416.22, 246,214.72 and 97,844.30 is: 135,025.32
Step by Step Solution
- Step 1: Write the proportion equation
178,416.22 : 246,214.72 = 97,844.30 : x - Step 2: Convert to fraction form
178,416.22/246,214.72 = 97,844.30/x - Step 3: Cross multiply
178,416.22x = 246,214.72 × 97,844.30 - Step 4: Simplify right side
178,416.22x = 24,090,706,928.10 - Step 5: Solve for x
x = 24,090,706,928.10/178,416.22 - Step 6: Final answer
x = 135,025.32
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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.