Finding the Fourth Proportional to 114,483.83, 157,997.39 and 63,512.99
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Solution
The fourth proportional to 114,483.83, 157,997.39 and 63,512.99 is: 87,653.30
Step by Step Solution
- Step 1: Write the proportion equation
114,483.83 : 157,997.39 = 63,512.99 : x - Step 2: Convert to fraction form
114,483.83/157,997.39 = 63,512.99/x - Step 3: Cross multiply
114,483.83x = 157,997.39 × 63,512.99 - Step 4: Simplify right side
114,483.83x = 10,034,885,543.54 - Step 5: Solve for x
x = 10,034,885,543.54/114,483.83 - Step 6: Final answer
x = 87,653.30
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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.