Finding the Fourth Proportional to 186,683.84, 257,629.92 and 101,805.56
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Solution
The fourth proportional to 186,683.84, 257,629.92 and 101,805.56 is: 140,495.07
Step by Step Solution
- Step 1: Write the proportion equation
186,683.84 : 257,629.92 = 101,805.56 : x - Step 2: Convert to fraction form
186,683.84/257,629.92 = 101,805.56/x - Step 3: Cross multiply
186,683.84x = 257,629.92 × 101,805.56 - Step 4: Simplify right side
186,683.84x = 26,228,158,278.36 - Step 5: Solve for x
x = 26,228,158,278.36/186,683.84 - Step 6: Final answer
x = 140,495.07
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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.