Finding the Fourth Proportional to 283,134.05, 424,701.95 and 69,901.99
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Solution
The fourth proportional to 283,134.05, 424,701.95 and 69,901.99 is: 104,853.20
Step by Step Solution
- Step 1: Write the proportion equation
283,134.05 : 424,701.95 = 69,901.99 : x - Step 2: Convert to fraction form
283,134.05/424,701.95 = 69,901.99/x - Step 3: Cross multiply
283,134.05x = 424,701.95 × 69,901.99 - Step 4: Simplify right side
283,134.05x = 29,687,510,574.88 - Step 5: Solve for x
x = 29,687,510,574.88/283,134.05 - Step 6: Final answer
x = 104,853.20
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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.