Finding the Fourth Proportional to 186,549.04, 257,430.18 and 101,664.28
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Solution
The fourth proportional to 186,549.04, 257,430.18 and 101,664.28 is: 140,292.62
Step by Step Solution
- Step 1: Write the proportion equation
186,549.04 : 257,430.18 = 101,664.28 : x - Step 2: Convert to fraction form
186,549.04/257,430.18 = 101,664.28/x - Step 3: Cross multiply
186,549.04x = 257,430.18 × 101,664.28 - Step 4: Simplify right side
186,549.04x = 26,171,453,899.97 - Step 5: Solve for x
x = 26,171,453,899.97/186,549.04 - Step 6: Final answer
x = 140,292.62
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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.