Finding the Fourth Proportional to 186,274.76, 257,064.76 and 114,696.08
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Solution
The fourth proportional to 186,274.76, 257,064.76 and 114,696.08 is: 158,284.03
Step by Step Solution
- Step 1: Write the proportion equation
186,274.76 : 257,064.76 = 114,696.08 : x - Step 2: Convert to fraction form
186,274.76/257,064.76 = 114,696.08/x - Step 3: Cross multiply
186,274.76x = 257,064.76 × 114,696.08 - Step 4: Simplify right side
186,274.76x = 29,484,320,278.14 - Step 5: Solve for x
x = 29,484,320,278.14/186,274.76 - Step 6: Final answer
x = 158,284.03
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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.