Finding the Fourth Proportional to 124,273.98, 186,130.62 and 57,573.99
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Solution
The fourth proportional to 124,273.98, 186,130.62 and 57,573.99 is: 86,231.10
Step by Step Solution
- Step 1: Write the proportion equation
124,273.98 : 186,130.62 = 57,573.99 : x - Step 2: Convert to fraction form
124,273.98/186,130.62 = 57,573.99/x - Step 3: Cross multiply
124,273.98x = 186,130.62 × 57,573.99 - Step 4: Simplify right side
124,273.98x = 10,716,282,454.57 - Step 5: Solve for x
x = 10,716,282,454.57/124,273.98 - Step 6: Final answer
x = 86,231.10
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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.