Finding the Fourth Proportional to 110,762.34, 166,230.96 and 40,661.70
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Solution
The fourth proportional to 110,762.34, 166,230.96 and 40,661.70 is: 61,024.65
Step by Step Solution
- Step 1: Write the proportion equation
110,762.34 : 166,230.96 = 40,661.70 : x - Step 2: Convert to fraction form
110,762.34/166,230.96 = 40,661.70/x - Step 3: Cross multiply
110,762.34x = 166,230.96 × 40,661.70 - Step 4: Simplify right side
110,762.34x = 6,759,233,426.23 - Step 5: Solve for x
x = 6,759,233,426.23/110,762.34 - Step 6: Final answer
x = 61,024.65
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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.