Finding the Fourth Proportional to 92,261.62, 138,392.56 and 25,701.94
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Solution
The fourth proportional to 92,261.62, 138,392.56 and 25,701.94 is: 38,552.95
Step by Step Solution
- Step 1: Write the proportion equation
92,261.62 : 138,392.56 = 25,701.94 : x - Step 2: Convert to fraction form
92,261.62/138,392.56 = 25,701.94/x - Step 3: Cross multiply
92,261.62x = 138,392.56 × 25,701.94 - Step 4: Simplify right side
92,261.62x = 3,556,957,273.57 - Step 5: Solve for x
x = 3,556,957,273.57/92,261.62 - Step 6: Final answer
x = 38,552.95
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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.