Finding the Fourth Proportional to 193,871.84, 267,540.50 and 107,829.99
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Solution
The fourth proportional to 193,871.84, 267,540.50 and 107,829.99 is: 148,803.92
Step by Step Solution
- Step 1: Write the proportion equation
193,871.84 : 267,540.50 = 107,829.99 : x - Step 2: Convert to fraction form
193,871.84/267,540.50 = 107,829.99/x - Step 3: Cross multiply
193,871.84x = 267,540.50 × 107,829.99 - Step 4: Simplify right side
193,871.84x = 28,848,889,709.17 - Step 5: Solve for x
x = 28,848,889,709.17/193,871.84 - Step 6: Final answer
x = 148,803.92
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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.