Finding the Fourth Proportional to 117,488.08, 162,133.68 and 63,773.08
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Solution
The fourth proportional to 117,488.08, 162,133.68 and 63,773.08 is: 88,006.92
Step by Step Solution
- Step 1: Write the proportion equation
117,488.08 : 162,133.68 = 63,773.08 : x - Step 2: Convert to fraction form
117,488.08/162,133.68 = 63,773.08/x - Step 3: Cross multiply
117,488.08x = 162,133.68 × 63,773.08 - Step 4: Simplify right side
117,488.08x = 10,339,764,145.33 - Step 5: Solve for x
x = 10,339,764,145.33/117,488.08 - Step 6: Final answer
x = 88,006.92
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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.