Finding the Fourth Proportional to 76,663.08, 114,995.62 and 24,072.54
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Solution
The fourth proportional to 76,663.08, 114,995.62 and 24,072.54 is: 36,109.12
Step by Step Solution
- Step 1: Write the proportion equation
76,663.08 : 114,995.62 = 24,072.54 : x - Step 2: Convert to fraction form
76,663.08/114,995.62 = 24,072.54/x - Step 3: Cross multiply
76,663.08x = 114,995.62 × 24,072.54 - Step 4: Simplify right side
76,663.08x = 2,768,236,662.27 - Step 5: Solve for x
x = 2,768,236,662.27/76,663.08 - Step 6: Final answer
x = 36,109.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.