Finding the Fourth Proportional to 133,093.44, 199,585.08 and 54,154.08
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Solution
The fourth proportional to 133,093.44, 199,585.08 and 54,154.08 is: 81,208.71
Step by Step Solution
- Step 1: Write the proportion equation
133,093.44 : 199,585.08 = 54,154.08 : x - Step 2: Convert to fraction form
133,093.44/199,585.08 = 54,154.08/x - Step 3: Cross multiply
133,093.44x = 199,585.08 × 54,154.08 - Step 4: Simplify right side
133,093.44x = 10,808,346,389.13 - Step 5: Solve for x
x = 10,808,346,389.13/133,093.44 - Step 6: Final answer
x = 81,208.71
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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.