Finding the Fourth Proportional to 104,840.92, 157,024.79 and 48,562.80
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Solution
The fourth proportional to 104,840.92, 157,024.79 and 48,562.80 is: 72,734.61
Step by Step Solution
- Step 1: Write the proportion equation
104,840.92 : 157,024.79 = 48,562.80 : x - Step 2: Convert to fraction form
104,840.92/157,024.79 = 48,562.80/x - Step 3: Cross multiply
104,840.92x = 157,024.79 × 48,562.80 - Step 4: Simplify right side
104,840.92x = 7,625,563,471.81 - Step 5: Solve for x
x = 7,625,563,471.81/104,840.92 - Step 6: Final answer
x = 72,734.61
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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.