Finding the Fourth Proportional to 83,750.20, 115,576.26 and 46,024.48
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Solution
The fourth proportional to 83,750.20, 115,576.26 and 46,024.48 is: 63,514.32
Step by Step Solution
- Step 1: Write the proportion equation
83,750.20 : 115,576.26 = 46,024.48 : x - Step 2: Convert to fraction form
83,750.20/115,576.26 = 46,024.48/x - Step 3: Cross multiply
83,750.20x = 115,576.26 × 46,024.48 - Step 4: Simplify right side
83,750.20x = 5,319,337,266.84 - Step 5: Solve for x
x = 5,319,337,266.84/83,750.20 - Step 6: Final answer
x = 63,514.32
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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.