Finding the Fourth Proportional to 114,035.14, 157,424.70 and 71,617.06
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Solution
The fourth proportional to 114,035.14, 157,424.70 and 71,617.06 is: 98,866.84
Step by Step Solution
- Step 1: Write the proportion equation
114,035.14 : 157,424.70 = 71,617.06 : x - Step 2: Convert to fraction form
114,035.14/157,424.70 = 71,617.06/x - Step 3: Cross multiply
114,035.14x = 157,424.70 × 71,617.06 - Step 4: Simplify right side
114,035.14x = 11,274,294,185.38 - Step 5: Solve for x
x = 11,274,294,185.38/114,035.14 - Step 6: Final answer
x = 98,866.84
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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.