Finding the Fourth Proportional to 117,032.24, 175,463.76 and 69,534.68
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Solution
The fourth proportional to 117,032.24, 175,463.76 and 69,534.68 is: 104,251.75
Step by Step Solution
- Step 1: Write the proportion equation
117,032.24 : 175,463.76 = 69,534.68 : x - Step 2: Convert to fraction form
117,032.24/175,463.76 = 69,534.68/x - Step 3: Cross multiply
117,032.24x = 175,463.76 × 69,534.68 - Step 4: Simplify right side
117,032.24x = 12,200,816,403.20 - Step 5: Solve for x
x = 12,200,816,403.20/117,032.24 - Step 6: Final answer
x = 104,251.75
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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.