Finding the Fourth Proportional to 124,817.13, 187,225.70 and 41,711.13
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Solution
The fourth proportional to 124,817.13, 187,225.70 and 41,711.13 is: 62,566.70
Step by Step Solution
- Step 1: Write the proportion equation
124,817.13 : 187,225.70 = 41,711.13 : x - Step 2: Convert to fraction form
124,817.13/187,225.70 = 41,711.13/x - Step 3: Cross multiply
124,817.13x = 187,225.70 × 41,711.13 - Step 4: Simplify right side
124,817.13x = 7,809,395,512.04 - Step 5: Solve for x
x = 7,809,395,512.04/124,817.13 - Step 6: Final answer
x = 62,566.70
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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.