Finding the Fourth Proportional to 162,667.99, 224,481.77 and 91,047.99
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Solution
The fourth proportional to 162,667.99, 224,481.77 and 91,047.99 is: 125,646.19
Step by Step Solution
- Step 1: Write the proportion equation
162,667.99 : 224,481.77 = 91,047.99 : x - Step 2: Convert to fraction form
162,667.99/224,481.77 = 91,047.99/x - Step 3: Cross multiply
162,667.99x = 224,481.77 × 91,047.99 - Step 4: Simplify right side
162,667.99x = 20,438,613,950.14 - Step 5: Solve for x
x = 20,438,613,950.14/162,667.99 - Step 6: Final answer
x = 125,646.19
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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.