Finding the Fourth Proportional to 117,074.80, 175,651.62 and 37,125.88
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Solution
The fourth proportional to 117,074.80, 175,651.62 and 37,125.88 is: 55,701.32
Step by Step Solution
- Step 1: Write the proportion equation
117,074.80 : 175,651.62 = 37,125.88 : x - Step 2: Convert to fraction form
117,074.80/175,651.62 = 37,125.88/x - Step 3: Cross multiply
117,074.80x = 175,651.62 × 37,125.88 - Step 4: Simplify right side
117,074.80x = 6,521,220,965.93 - Step 5: Solve for x
x = 6,521,220,965.93/117,074.80 - Step 6: Final answer
x = 55,701.32
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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.