Finding the Fourth Proportional to 84,207.08, 116,204.06 and 48,396.17
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Solution
The fourth proportional to 84,207.08, 116,204.06 and 48,396.17 is: 66,785.73
Step by Step Solution
- Step 1: Write the proportion equation
84,207.08 : 116,204.06 = 48,396.17 : x - Step 2: Convert to fraction form
84,207.08/116,204.06 = 48,396.17/x - Step 3: Cross multiply
84,207.08x = 116,204.06 × 48,396.17 - Step 4: Simplify right side
84,207.08x = 5,623,830,982.42 - Step 5: Solve for x
x = 5,623,830,982.42/84,207.08 - Step 6: Final answer
x = 66,785.73
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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.