Finding the Fourth Proportional to 92,325.92, 138,507.50 and 29,155.91
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Solution
The fourth proportional to 92,325.92, 138,507.50 and 29,155.91 is: 43,739.74
Step by Step Solution
- Step 1: Write the proportion equation
92,325.92 : 138,507.50 = 29,155.91 : x - Step 2: Convert to fraction form
92,325.92/138,507.50 = 29,155.91/x - Step 3: Cross multiply
92,325.92x = 138,507.50 × 29,155.91 - Step 4: Simplify right side
92,325.92x = 4,038,311,584.68 - Step 5: Solve for x
x = 4,038,311,584.68/92,325.92 - Step 6: Final answer
x = 43,739.74
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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.