Finding the Fourth Proportional to 114,317.77, 157,764.18 and 68,995.03
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Solution
The fourth proportional to 114,317.77, 157,764.18 and 68,995.03 is: 95,216.56
Step by Step Solution
- Step 1: Write the proportion equation
114,317.77 : 157,764.18 = 68,995.03 : x - Step 2: Convert to fraction form
114,317.77/157,764.18 = 68,995.03/x - Step 3: Cross multiply
114,317.77x = 157,764.18 × 68,995.03 - Step 4: Simplify right side
114,317.77x = 10,884,944,332.03 - Step 5: Solve for x
x = 10,884,944,332.03/114,317.77 - Step 6: Final answer
x = 95,216.56
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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.