Finding the Fourth Proportional to 124,329.29, 186,493.74 and 57,732.99
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Solution
The fourth proportional to 124,329.29, 186,493.74 and 57,732.99 is: 86,599.40
Step by Step Solution
- Step 1: Write the proportion equation
124,329.29 : 186,493.74 = 57,732.99 : x - Step 2: Convert to fraction form
124,329.29/186,493.74 = 57,732.99/x - Step 3: Cross multiply
124,329.29x = 186,493.74 × 57,732.99 - Step 4: Simplify right side
124,329.29x = 10,766,841,226.48 - Step 5: Solve for x
x = 10,766,841,226.48/124,329.29 - Step 6: Final answer
x = 86,599.40
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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.