Finding the Fourth Proportional to 55,474, 76,554.44 and 35,602
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Solution
The fourth proportional to 55,474, 76,554.44 and 35,602 is: 49,130.97
Step by Step Solution
- Step 1: Write the proportion equation
55,474 : 76,554.44 = 35,602 : x - Step 2: Convert to fraction form
55,474/76,554.44 = 35,602/x - Step 3: Cross multiply
55,474x = 76,554.44 × 35,602 - Step 4: Simplify right side
55,474x = 2,725,491,172.88 - Step 5: Solve for x
x = 2,725,491,172.88/55,474 - Step 6: Final answer
x = 49,130.97
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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.