Finding the Fourth Proportional to 104,517.79, 157,473.97 and 94,534.06
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Solution
The fourth proportional to 104,517.79, 157,473.97 and 94,534.06 is: 142,431.76
Step by Step Solution
- Step 1: Write the proportion equation
104,517.79 : 157,473.97 = 94,534.06 : x - Step 2: Convert to fraction form
104,517.79/157,473.97 = 94,534.06/x - Step 3: Cross multiply
104,517.79x = 157,473.97 × 94,534.06 - Step 4: Simplify right side
104,517.79x = 14,886,652,468.38 - Step 5: Solve for x
x = 14,886,652,468.38/104,517.79 - Step 6: Final answer
x = 142,431.76
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.