Finding the Fourth Proportional to 97,238.97, 145,883.06 and 27,118.28
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Solution
The fourth proportional to 97,238.97, 145,883.06 and 27,118.28 is: 40,684.28
Step by Step Solution
- Step 1: Write the proportion equation
97,238.97 : 145,883.06 = 27,118.28 : x - Step 2: Convert to fraction form
97,238.97/145,883.06 = 27,118.28/x - Step 3: Cross multiply
97,238.97x = 145,883.06 × 27,118.28 - Step 4: Simplify right side
97,238.97x = 3,956,097,668.34 - Step 5: Solve for x
x = 3,956,097,668.34/97,238.97 - Step 6: Final answer
x = 40,684.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.