Finding the Fourth Proportional to 88,771.28, 122,461.08 and 52,949.84
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Solution
The fourth proportional to 88,771.28, 122,461.08 and 52,949.84 is: 73,044.96
Step by Step Solution
- Step 1: Write the proportion equation
88,771.28 : 122,461.08 = 52,949.84 : x - Step 2: Convert to fraction form
88,771.28/122,461.08 = 52,949.84/x - Step 3: Cross multiply
88,771.28x = 122,461.08 × 52,949.84 - Step 4: Simplify right side
88,771.28x = 6,484,294,592.23 - Step 5: Solve for x
x = 6,484,294,592.23/88,771.28 - Step 6: Final answer
x = 73,044.96
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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.