Finding the Fourth Proportional to 114,216.62, 157,596.60 and 71,750.55
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Solution
The fourth proportional to 114,216.62, 157,596.60 and 71,750.55 is: 99,001.73
Step by Step Solution
- Step 1: Write the proportion equation
114,216.62 : 157,596.60 = 71,750.55 : x - Step 2: Convert to fraction form
114,216.62/157,596.60 = 71,750.55/x - Step 3: Cross multiply
114,216.62x = 157,596.60 × 71,750.55 - Step 4: Simplify right side
114,216.62x = 11,307,642,728.13 - Step 5: Solve for x
x = 11,307,642,728.13/114,216.62 - Step 6: Final answer
x = 99,001.73
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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.