Finding the Fourth Proportional to 117,880.48, 176,818.99 and 29,133.98
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Solution
The fourth proportional to 117,880.48, 176,818.99 and 29,133.98 is: 43,700.54
Step by Step Solution
- Step 1: Write the proportion equation
117,880.48 : 176,818.99 = 29,133.98 : x - Step 2: Convert to fraction form
117,880.48/176,818.99 = 29,133.98/x - Step 3: Cross multiply
117,880.48x = 176,818.99 × 29,133.98 - Step 4: Simplify right side
117,880.48x = 5,151,440,638.08 - Step 5: Solve for x
x = 5,151,440,638.08/117,880.48 - Step 6: Final answer
x = 43,700.54
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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.