Finding the Fourth Proportional to 124,600.44, 171,950.94 and 68,013.84
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Solution
The fourth proportional to 124,600.44, 171,950.94 and 68,013.84 is: 93,860.37
Step by Step Solution
- Step 1: Write the proportion equation
124,600.44 : 171,950.94 = 68,013.84 : x - Step 2: Convert to fraction form
124,600.44/171,950.94 = 68,013.84/x - Step 3: Cross multiply
124,600.44x = 171,950.94 × 68,013.84 - Step 4: Simplify right side
124,600.44x = 11,695,043,721.01 - Step 5: Solve for x
x = 11,695,043,721.01/124,600.44 - Step 6: Final answer
x = 93,860.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.