Finding the Fourth Proportional to 141,475.95, 195,103.35 and 92,992.23
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Solution
The fourth proportional to 141,475.95, 195,103.35 and 92,992.23 is: 128,241.55
Step by Step Solution
- Step 1: Write the proportion equation
141,475.95 : 195,103.35 = 92,992.23 : x - Step 2: Convert to fraction form
141,475.95/195,103.35 = 92,992.23/x - Step 3: Cross multiply
141,475.95x = 195,103.35 × 92,992.23 - Step 4: Simplify right side
141,475.95x = 18,143,095,596.97 - Step 5: Solve for x
x = 18,143,095,596.97/141,475.95 - Step 6: Final answer
x = 128,241.55
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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.