Finding the Fourth Proportional to 94,486.24, 130,508.04 and 68,603.50
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Solution
The fourth proportional to 94,486.24, 130,508.04 and 68,603.50 is: 94,757.80
Step by Step Solution
- Step 1: Write the proportion equation
94,486.24 : 130,508.04 = 68,603.50 : x - Step 2: Convert to fraction form
94,486.24/130,508.04 = 68,603.50/x - Step 3: Cross multiply
94,486.24x = 130,508.04 × 68,603.50 - Step 4: Simplify right side
94,486.24x = 8,953,308,322.14 - Step 5: Solve for x
x = 8,953,308,322.14/94,486.24 - Step 6: Final answer
x = 94,757.80
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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.