Finding the Fourth Proportional to 283,438.08, 425,217.10 and 93,887.72
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Solution
The fourth proportional to 283,438.08, 425,217.10 and 93,887.72 is: 140,851.45
Step by Step Solution
- Step 1: Write the proportion equation
283,438.08 : 425,217.10 = 93,887.72 : x - Step 2: Convert to fraction form
283,438.08/425,217.10 = 93,887.72/x - Step 3: Cross multiply
283,438.08x = 425,217.10 × 93,887.72 - Step 4: Simplify right side
283,438.08x = 39,922,664,024.01 - Step 5: Solve for x
x = 39,922,664,024.01/283,438.08 - Step 6: Final answer
x = 140,851.45
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1.5x scale
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.