Finding the Fourth Proportional to 186,239.66, 257,037.81 and 104,577.08
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Solution
The fourth proportional to 186,239.66, 257,037.81 and 104,577.08 is: 144,331.57
Step by Step Solution
- Step 1: Write the proportion equation
186,239.66 : 257,037.81 = 104,577.08 : x - Step 2: Convert to fraction form
186,239.66/257,037.81 = 104,577.08/x - Step 3: Cross multiply
186,239.66x = 257,037.81 × 104,577.08 - Step 4: Simplify right side
186,239.66x = 26,880,261,942.04 - Step 5: Solve for x
x = 26,880,261,942.04/186,239.66 - Step 6: Final answer
x = 144,331.57
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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.