Finding the Fourth Proportional to 178,427.48, 246,233.08 and 97,854.30
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Solution
The fourth proportional to 178,427.48, 246,233.08 and 97,854.30 is: 135,040.67
Step by Step Solution
- Step 1: Write the proportion equation
178,427.48 : 246,233.08 = 97,854.30 : x - Step 2: Convert to fraction form
178,427.48/246,233.08 = 97,854.30/x - Step 3: Cross multiply
178,427.48x = 246,233.08 × 97,854.30 - Step 4: Simplify right side
178,427.48x = 24,094,965,680.24 - Step 5: Solve for x
x = 24,094,965,680.24/178,427.48 - Step 6: Final answer
x = 135,040.67
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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.