Finding the Fourth Proportional to 134,876.93, 186,134.67 and 73,626.75
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Solution
The fourth proportional to 134,876.93, 186,134.67 and 73,626.75 is: 101,607.38
Step by Step Solution
- Step 1: Write the proportion equation
134,876.93 : 186,134.67 = 73,626.75 : x - Step 2: Convert to fraction form
134,876.93/186,134.67 = 73,626.75/x - Step 3: Cross multiply
134,876.93x = 186,134.67 × 73,626.75 - Step 4: Simplify right side
134,876.93x = 13,704,490,814.42 - Step 5: Solve for x
x = 13,704,490,814.42/134,876.93 - Step 6: Final answer
x = 101,607.38
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1.5x scale
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.