Finding the Fourth Proportional to 69,370.98, 104,016.08 and 27,201.63
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Solution
The fourth proportional to 69,370.98, 104,016.08 and 27,201.63 is: 40,786.61
Step by Step Solution
- Step 1: Write the proportion equation
69,370.98 : 104,016.08 = 27,201.63 : x - Step 2: Convert to fraction form
69,370.98/104,016.08 = 27,201.63/x - Step 3: Cross multiply
69,370.98x = 104,016.08 × 27,201.63 - Step 4: Simplify right side
69,370.98x = 2,829,406,786.20 - Step 5: Solve for x
x = 2,829,406,786.20/69,370.98 - Step 6: Final answer
x = 40,786.61
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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.