Finding the Fourth Proportional to 148,266.08, 204,621.84 and 84,613.44
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Solution
The fourth proportional to 148,266.08, 204,621.84 and 84,613.44 is: 116,774.91
Step by Step Solution
- Step 1: Write the proportion equation
148,266.08 : 204,621.84 = 84,613.44 : x - Step 2: Convert to fraction form
148,266.08/204,621.84 = 84,613.44/x - Step 3: Cross multiply
148,266.08x = 204,621.84 × 84,613.44 - Step 4: Simplify right side
148,266.08x = 17,313,757,781.53 - Step 5: Solve for x
x = 17,313,757,781.53/148,266.08 - Step 6: Final answer
x = 116,774.91
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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.