Finding the Fourth Proportional to 118,131.24, 177,197.50 and 29,384.74
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Solution
The fourth proportional to 118,131.24, 177,197.50 and 29,384.74 is: 44,077.28
Step by Step Solution
- Step 1: Write the proportion equation
118,131.24 : 177,197.50 = 29,384.74 : x - Step 2: Convert to fraction form
118,131.24/177,197.50 = 29,384.74/x - Step 3: Cross multiply
118,131.24x = 177,197.50 × 29,384.74 - Step 4: Simplify right side
118,131.24x = 5,206,903,140.10 - Step 5: Solve for x
x = 5,206,903,140.10/118,131.24 - Step 6: Final answer
x = 44,077.28
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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.