Finding the Fourth Proportional to 117,592.48, 162,259.62 and 69,844.60
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Solution
The fourth proportional to 117,592.48, 162,259.62 and 69,844.60 is: 96,374.86
Step by Step Solution
- Step 1: Write the proportion equation
117,592.48 : 162,259.62 = 69,844.60 : x - Step 2: Convert to fraction form
117,592.48/162,259.62 = 69,844.60/x - Step 3: Cross multiply
117,592.48x = 162,259.62 × 69,844.60 - Step 4: Simplify right side
117,592.48x = 11,332,958,255.05 - Step 5: Solve for x
x = 11,332,958,255.05/117,592.48 - Step 6: Final answer
x = 96,374.86
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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.