Finding the Fourth Proportional to 94,454.25, 130,346.87 and 52,012.68
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Solution
The fourth proportional to 94,454.25, 130,346.87 and 52,012.68 is: 71,777.50
Step by Step Solution
- Step 1: Write the proportion equation
94,454.25 : 130,346.87 = 52,012.68 : x - Step 2: Convert to fraction form
94,454.25/130,346.87 = 52,012.68/x - Step 3: Cross multiply
94,454.25x = 130,346.87 × 52,012.68 - Step 4: Simplify right side
94,454.25x = 6,779,689,778.25 - Step 5: Solve for x
x = 6,779,689,778.25/94,454.25 - Step 6: Final answer
x = 71,777.50
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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.