Finding the Fourth Proportional to 283,783.99, 425,719.73 and 96,751.75
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Solution
The fourth proportional to 283,783.99, 425,719.73 and 96,751.75 is: 145,142.54
Step by Step Solution
- Step 1: Write the proportion equation
283,783.99 : 425,719.73 = 96,751.75 : x - Step 2: Convert to fraction form
283,783.99/425,719.73 = 96,751.75/x - Step 3: Cross multiply
283,783.99x = 425,719.73 × 96,751.75 - Step 4: Simplify right side
283,783.99x = 41,189,128,887.03 - Step 5: Solve for x
x = 41,189,128,887.03/283,783.99 - Step 6: Final answer
x = 145,142.54
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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.