Finding the Fourth Proportional to 177,729.99, 245,266.83 and 97,157.55
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Solution
The fourth proportional to 177,729.99, 245,266.83 and 97,157.55 is: 134,077.11
Step by Step Solution
- Step 1: Write the proportion equation
177,729.99 : 245,266.83 = 97,157.55 : x - Step 2: Convert to fraction form
177,729.99/245,266.83 = 97,157.55/x - Step 3: Cross multiply
177,729.99x = 245,266.83 × 97,157.55 - Step 4: Simplify right side
177,729.99x = 23,829,524,299.07 - Step 5: Solve for x
x = 23,829,524,299.07/177,729.99 - Step 6: Final answer
x = 134,077.11
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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.