Finding the Fourth Proportional to 117,739.98, 176,544.36 and 38,833.02
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Solution
The fourth proportional to 117,739.98, 176,544.36 and 38,833.02 is: 58,227.89
Step by Step Solution
- Step 1: Write the proportion equation
117,739.98 : 176,544.36 = 38,833.02 : x - Step 2: Convert to fraction form
117,739.98/176,544.36 = 38,833.02/x - Step 3: Cross multiply
117,739.98x = 176,544.36 × 38,833.02 - Step 4: Simplify right side
117,739.98x = 6,855,750,662.77 - Step 5: Solve for x
x = 6,855,750,662.77/117,739.98 - Step 6: Final answer
x = 58,227.89
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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.