Finding the Fourth Proportional to 133,880.68, 184,767.28 and 73,463.08
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Solution
The fourth proportional to 133,880.68, 184,767.28 and 73,463.08 is: 101,385.60
Step by Step Solution
- Step 1: Write the proportion equation
133,880.68 : 184,767.28 = 73,463.08 : x - Step 2: Convert to fraction form
133,880.68/184,767.28 = 73,463.08/x - Step 3: Cross multiply
133,880.68x = 184,767.28 × 73,463.08 - Step 4: Simplify right side
133,880.68x = 13,573,573,472.02 - Step 5: Solve for x
x = 13,573,573,472.02/133,880.68 - Step 6: Final answer
x = 101,385.60
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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.