Finding the Fourth Proportional to 94,649.24, 130,630.09 and 60,696.06
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Solution
The fourth proportional to 94,649.24, 130,630.09 and 60,696.06 is: 83,769.63
Step by Step Solution
- Step 1: Write the proportion equation
94,649.24 : 130,630.09 = 60,696.06 : x - Step 2: Convert to fraction form
94,649.24/130,630.09 = 60,696.06/x - Step 3: Cross multiply
94,649.24x = 130,630.09 × 60,696.06 - Step 4: Simplify right side
94,649.24x = 7,928,731,476.97 - Step 5: Solve for x
x = 7,928,731,476.97/94,649.24 - Step 6: Final answer
x = 83,769.63
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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.