Finding the Fourth Proportional to 178,179.05, 245,887.17 and 97,609.49
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Solution
The fourth proportional to 178,179.05, 245,887.17 and 97,609.49 is: 134,701.14
Step by Step Solution
- Step 1: Write the proportion equation
178,179.05 : 245,887.17 = 97,609.49 : x - Step 2: Convert to fraction form
178,179.05/245,887.17 = 97,609.49/x - Step 3: Cross multiply
178,179.05x = 245,887.17 × 97,609.49 - Step 4: Simplify right side
178,179.05x = 24,000,921,261.24 - Step 5: Solve for x
x = 24,000,921,261.24/178,179.05 - Step 6: Final answer
x = 134,701.14
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1.5x scale
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.