Finding the Fourth Proportional to 97,543.95, 134,625.96 and 70,676.66
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Solution
The fourth proportional to 97,543.95, 134,625.96 and 70,676.66 is: 97,544.88
Step by Step Solution
- Step 1: Write the proportion equation
97,543.95 : 134,625.96 = 70,676.66 : x - Step 2: Convert to fraction form
97,543.95/134,625.96 = 70,676.66/x - Step 3: Cross multiply
97,543.95x = 134,625.96 × 70,676.66 - Step 4: Simplify right side
97,543.95x = 9,514,912,528.96 - Step 5: Solve for x
x = 9,514,912,528.96/97,543.95 - Step 6: Final answer
x = 97,544.88
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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.