Finding the Fourth Proportional to 118,703.84, 177,952.08 and 44,883.68
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Solution
The fourth proportional to 118,703.84, 177,952.08 and 44,883.68 is: 67,286.32
Step by Step Solution
- Step 1: Write the proportion equation
118,703.84 : 177,952.08 = 44,883.68 : x - Step 2: Convert to fraction form
118,703.84/177,952.08 = 44,883.68/x - Step 3: Cross multiply
118,703.84x = 177,952.08 × 44,883.68 - Step 4: Simplify right side
118,703.84x = 7,987,144,214.05 - Step 5: Solve for x
x = 7,987,144,214.05/118,703.84 - Step 6: Final answer
x = 67,286.32
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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.