Finding the Fourth Proportional to 92,997.36, 139,475.08 and 26,436.02
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Solution
The fourth proportional to 92,997.36, 139,475.08 and 26,436.02 is: 39,648.06
Step by Step Solution
- Step 1: Write the proportion equation
92,997.36 : 139,475.08 = 26,436.02 : x - Step 2: Convert to fraction form
92,997.36/139,475.08 = 26,436.02/x - Step 3: Cross multiply
92,997.36x = 139,475.08 × 26,436.02 - Step 4: Simplify right side
92,997.36x = 3,687,165,240.92 - Step 5: Solve for x
x = 3,687,165,240.92/92,997.36 - Step 6: Final answer
x = 39,648.06
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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.