Finding the Fourth Proportional to 186,733.03, 257,713.37 and 106,172.63
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Solution
The fourth proportional to 186,733.03, 257,713.37 and 106,172.63 is: 146,530.61
Step by Step Solution
- Step 1: Write the proportion equation
186,733.03 : 257,713.37 = 106,172.63 : x - Step 2: Convert to fraction form
186,733.03/257,713.37 = 106,172.63/x - Step 3: Cross multiply
186,733.03x = 257,713.37 × 106,172.63 - Step 4: Simplify right side
186,733.03x = 27,362,104,459.63 - Step 5: Solve for x
x = 27,362,104,459.63/186,733.03 - Step 6: Final answer
x = 146,530.61
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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.