Finding the Fourth Proportional to 254,532.48, 351,430.56 and 159,082.08
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Solution
The fourth proportional to 254,532.48, 351,430.56 and 159,082.08 is: 219,643.11
Step by Step Solution
- Step 1: Write the proportion equation
254,532.48 : 351,430.56 = 159,082.08 : x - Step 2: Convert to fraction form
254,532.48/351,430.56 = 159,082.08/x - Step 3: Cross multiply
254,532.48x = 351,430.56 × 159,082.08 - Step 4: Simplify right side
254,532.48x = 55,906,304,460.36 - Step 5: Solve for x
x = 55,906,304,460.36/254,532.48 - Step 6: Final answer
x = 219,643.11
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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.