Finding the Fourth Proportional to 173,815.13, 239,864.87 and 94,327.13
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Solution
The fourth proportional to 173,815.13, 239,864.87 and 94,327.13 is: 130,171.43
Step by Step Solution
- Step 1: Write the proportion equation
173,815.13 : 239,864.87 = 94,327.13 : x - Step 2: Convert to fraction form
173,815.13/239,864.87 = 94,327.13/x - Step 3: Cross multiply
173,815.13x = 239,864.87 × 94,327.13 - Step 4: Simplify right side
173,815.13x = 22,625,763,811.42 - Step 5: Solve for x
x = 22,625,763,811.42/173,815.13 - Step 6: Final answer
x = 130,171.43
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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.