Finding the Fourth Proportional to 118,363.40, 177,545.57 and 29,616.65
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Solution
The fourth proportional to 118,363.40, 177,545.57 and 29,616.65 is: 44,425.09
Step by Step Solution
- Step 1: Write the proportion equation
118,363.40 : 177,545.57 = 29,616.65 : x - Step 2: Convert to fraction form
118,363.40/177,545.57 = 29,616.65/x - Step 3: Cross multiply
118,363.40x = 177,545.57 × 29,616.65 - Step 4: Simplify right side
118,363.40x = 5,258,303,969.93 - Step 5: Solve for x
x = 5,258,303,969.93/118,363.40 - Step 6: Final answer
x = 44,425.09
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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.