Finding the Fourth Proportional to 114,179.48, 157,562.84 and 63,187.44
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Solution
The fourth proportional to 114,179.48, 157,562.84 and 63,187.44 is: 87,195.99
Step by Step Solution
- Step 1: Write the proportion equation
114,179.48 : 157,562.84 = 63,187.44 : x - Step 2: Convert to fraction form
114,179.48/157,562.84 = 63,187.44/x - Step 3: Cross multiply
114,179.48x = 157,562.84 × 63,187.44 - Step 4: Simplify right side
114,179.48x = 9,955,992,929.91 - Step 5: Solve for x
x = 9,955,992,929.91/114,179.48 - Step 6: Final answer
x = 87,195.99
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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.