Finding the Fourth Proportional to 117,993.97, 177,048.06 and 58,838.05
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Solution
The fourth proportional to 117,993.97, 177,048.06 and 58,838.05 is: 88,285.55
Step by Step Solution
- Step 1: Write the proportion equation
117,993.97 : 177,048.06 = 58,838.05 : x - Step 2: Convert to fraction form
117,993.97/177,048.06 = 58,838.05/x - Step 3: Cross multiply
117,993.97x = 177,048.06 × 58,838.05 - Step 4: Simplify right side
117,993.97x = 10,417,162,606.68 - Step 5: Solve for x
x = 10,417,162,606.68/117,993.97 - Step 6: Final answer
x = 88,285.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.