Finding the Fourth Proportional to 283,701.24, 425,551.08 and 84,037.20
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Solution
The fourth proportional to 283,701.24, 425,551.08 and 84,037.20 is: 126,055.57
Step by Step Solution
- Step 1: Write the proportion equation
283,701.24 : 425,551.08 = 84,037.20 : x - Step 2: Convert to fraction form
283,701.24/425,551.08 = 84,037.20/x - Step 3: Cross multiply
283,701.24x = 425,551.08 × 84,037.20 - Step 4: Simplify right side
283,701.24x = 35,762,121,220.18 - Step 5: Solve for x
x = 35,762,121,220.18/283,701.24 - Step 6: Final answer
x = 126,055.57
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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.