Finding the Fourth Proportional to 122,762.44, 168,677.93 and 97,568.20
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Solution
The fourth proportional to 122,762.44, 168,677.93 and 97,568.20 is: 134,060.56
Step by Step Solution
- Step 1: Write the proportion equation
122,762.44 : 168,677.93 = 97,568.20 : x - Step 2: Convert to fraction form
122,762.44/168,677.93 = 97,568.20/x - Step 3: Cross multiply
122,762.44x = 168,677.93 × 97,568.20 - Step 4: Simplify right side
122,762.44x = 16,457,602,009.83 - Step 5: Solve for x
x = 16,457,602,009.83/122,762.44 - Step 6: Final answer
x = 134,060.56
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.