Finding the Fourth Proportional to 114,360.91, 157,621.02 and 76,051.99
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Solution
The fourth proportional to 114,360.91, 157,621.02 and 76,051.99 is: 104,820.71
Step by Step Solution
- Step 1: Write the proportion equation
114,360.91 : 157,621.02 = 76,051.99 : x - Step 2: Convert to fraction form
114,360.91/157,621.02 = 76,051.99/x - Step 3: Cross multiply
114,360.91x = 157,621.02 × 76,051.99 - Step 4: Simplify right side
114,360.91x = 11,987,392,236.83 - Step 5: Solve for x
x = 11,987,392,236.83/114,360.91 - Step 6: Final answer
x = 104,820.71
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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.