Finding the Fourth Proportional to 134,935.18, 202,232.67 and 68,392.06
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Solution
The fourth proportional to 134,935.18, 202,232.67 and 68,392.06 is: 102,501.87
Step by Step Solution
- Step 1: Write the proportion equation
134,935.18 : 202,232.67 = 68,392.06 : x - Step 2: Convert to fraction form
134,935.18/202,232.67 = 68,392.06/x - Step 3: Cross multiply
134,935.18x = 202,232.67 × 68,392.06 - Step 4: Simplify right side
134,935.18x = 13,831,108,900.60 - Step 5: Solve for x
x = 13,831,108,900.60/134,935.18 - Step 6: Final answer
x = 102,501.87
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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.