Finding the Fourth Proportional to 117,482.14, 162,125.52 and 63,767.17
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Solution
The fourth proportional to 117,482.14, 162,125.52 and 63,767.17 is: 87,998.79
Step by Step Solution
- Step 1: Write the proportion equation
117,482.14 : 162,125.52 = 63,767.17 : x - Step 2: Convert to fraction form
117,482.14/162,125.52 = 63,767.17/x - Step 3: Cross multiply
117,482.14x = 162,125.52 × 63,767.17 - Step 4: Simplify right side
117,482.14x = 10,338,285,595.18 - Step 5: Solve for x
x = 10,338,285,595.18/117,482.14 - Step 6: Final answer
x = 87,998.79
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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.