Finding the Fourth Proportional to 114,232.47, 157,635.66 and 63,241.62
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Solution
The fourth proportional to 114,232.47, 157,635.66 and 63,241.62 is: 87,270.59
Step by Step Solution
- Step 1: Write the proportion equation
114,232.47 : 157,635.66 = 63,241.62 : x - Step 2: Convert to fraction form
114,232.47/157,635.66 = 63,241.62/x - Step 3: Cross multiply
114,232.47x = 157,635.66 × 63,241.62 - Step 4: Simplify right side
114,232.47x = 9,969,134,508.17 - Step 5: Solve for x
x = 9,969,134,508.17/114,232.47 - Step 6: Final answer
x = 87,270.59
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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.