Finding the Fourth Proportional to 68,822.76, 103,260.12 and 46,843.41
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Solution
The fourth proportional to 68,822.76, 103,260.12 and 46,843.41 is: 70,282.80
Step by Step Solution
- Step 1: Write the proportion equation
68,822.76 : 103,260.12 = 46,843.41 : x - Step 2: Convert to fraction form
68,822.76/103,260.12 = 46,843.41/x - Step 3: Cross multiply
68,822.76x = 103,260.12 × 46,843.41 - Step 4: Simplify right side
68,822.76x = 4,837,056,349.37 - Step 5: Solve for x
x = 4,837,056,349.37/68,822.76 - Step 6: Final answer
x = 70,282.80
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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.