Finding the Fourth Proportional to 124,617.41, 186,955.58 and 40,377.43
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Solution
The fourth proportional to 124,617.41, 186,955.58 and 40,377.43 is: 60,575.70
Step by Step Solution
- Step 1: Write the proportion equation
124,617.41 : 186,955.58 = 40,377.43 : x - Step 2: Convert to fraction form
124,617.41/186,955.58 = 40,377.43/x - Step 3: Cross multiply
124,617.41x = 186,955.58 × 40,377.43 - Step 4: Simplify right side
124,617.41x = 7,548,786,311.95 - Step 5: Solve for x
x = 7,548,786,311.95/124,617.41 - Step 6: Final answer
x = 60,575.70
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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.