Finding the Fourth Proportional to 117,924.08, 162,727.02 and 66,937.84
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Solution
The fourth proportional to 117,924.08, 162,727.02 and 66,937.84 is: 92,369.56
Step by Step Solution
- Step 1: Write the proportion equation
117,924.08 : 162,727.02 = 66,937.84 : x - Step 2: Convert to fraction form
117,924.08/162,727.02 = 66,937.84/x - Step 3: Cross multiply
117,924.08x = 162,727.02 × 66,937.84 - Step 4: Simplify right side
117,924.08x = 10,892,595,228.44 - Step 5: Solve for x
x = 10,892,595,228.44/117,924.08 - Step 6: Final answer
x = 92,369.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.