Finding the Fourth Proportional to 170,716.74, 235,589.15 and 94,235.88
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Solution
The fourth proportional to 170,716.74, 235,589.15 and 94,235.88 is: 130,045.54
Step by Step Solution
- Step 1: Write the proportion equation
170,716.74 : 235,589.15 = 94,235.88 : x - Step 2: Convert to fraction form
170,716.74/235,589.15 = 94,235.88/x - Step 3: Cross multiply
170,716.74x = 235,589.15 × 94,235.88 - Step 4: Simplify right side
170,716.74x = 22,200,950,397.52 - Step 5: Solve for x
x = 22,200,950,397.52/170,716.74 - Step 6: Final answer
x = 130,045.54
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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.