Finding the Fourth Proportional to 117,464.99, 162,101.81 and 63,750.04
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Solution
The fourth proportional to 117,464.99, 162,101.81 and 63,750.04 is: 87,975.12
Step by Step Solution
- Step 1: Write the proportion equation
117,464.99 : 162,101.81 = 63,750.04 : x - Step 2: Convert to fraction form
117,464.99/162,101.81 = 63,750.04/x - Step 3: Cross multiply
117,464.99x = 162,101.81 × 63,750.04 - Step 4: Simplify right side
117,464.99x = 10,333,996,267.10 - Step 5: Solve for x
x = 10,333,996,267.10/117,464.99 - Step 6: Final answer
x = 87,975.12
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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.