Finding the Fourth Proportional to 186,376.53, 257,202.60 and 101,493.60
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Solution
The fourth proportional to 186,376.53, 257,202.60 and 101,493.60 is: 140,062.80
Step by Step Solution
- Step 1: Write the proportion equation
186,376.53 : 257,202.60 = 101,493.60 : x - Step 2: Convert to fraction form
186,376.53/257,202.60 = 101,493.60/x - Step 3: Cross multiply
186,376.53x = 257,202.60 × 101,493.60 - Step 4: Simplify right side
186,376.53x = 26,104,417,803.36 - Step 5: Solve for x
x = 26,104,417,803.36/186,376.53 - Step 6: Final answer
x = 140,062.80
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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.