Finding the Fourth Proportional to 92,725.97, 138,872.64 and 67,703.96
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Solution
The fourth proportional to 92,725.97, 138,872.64 and 67,703.96 is: 101,398.00
Step by Step Solution
- Step 1: Write the proportion equation
92,725.97 : 138,872.64 = 67,703.96 : x - Step 2: Convert to fraction form
92,725.97/138,872.64 = 67,703.96/x - Step 3: Cross multiply
92,725.97x = 138,872.64 × 67,703.96 - Step 4: Simplify right side
92,725.97x = 9,402,226,969.29 - Step 5: Solve for x
x = 9,402,226,969.29/92,725.97 - Step 6: Final answer
x = 101,398.00
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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.