Finding the Fourth Proportional to 117,067.80, 175,641.18 and 37,118.88
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Solution
The fourth proportional to 117,067.80, 175,641.18 and 37,118.88 is: 55,690.84
Step by Step Solution
- Step 1: Write the proportion equation
117,067.80 : 175,641.18 = 37,118.88 : x - Step 2: Convert to fraction form
117,067.80/175,641.18 = 37,118.88/x - Step 3: Cross multiply
117,067.80x = 175,641.18 × 37,118.88 - Step 4: Simplify right side
117,067.80x = 6,519,603,883.48 - Step 5: Solve for x
x = 6,519,603,883.48/117,067.80 - Step 6: Final answer
x = 55,690.84
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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.