Finding the Fourth Proportional to 117,567.88, 162,244.86 and 63,853.94
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Solution
The fourth proportional to 117,567.88, 162,244.86 and 63,853.94 is: 88,119.09
Step by Step Solution
- Step 1: Write the proportion equation
117,567.88 : 162,244.86 = 63,853.94 : x - Step 2: Convert to fraction form
117,567.88/162,244.86 = 63,853.94/x - Step 3: Cross multiply
117,567.88x = 162,244.86 × 63,853.94 - Step 4: Simplify right side
117,567.88x = 10,359,973,961.36 - Step 5: Solve for x
x = 10,359,973,961.36/117,567.88 - Step 6: Final answer
x = 88,119.09
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1.5x scale
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.