Finding the Fourth Proportional to 101,598.08, 140,193.37 and 58,577.09
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Solution
The fourth proportional to 101,598.08, 140,193.37 and 58,577.09 is: 80,829.48
Step by Step Solution
- Step 1: Write the proportion equation
101,598.08 : 140,193.37 = 58,577.09 : x - Step 2: Convert to fraction form
101,598.08/140,193.37 = 58,577.09/x - Step 3: Cross multiply
101,598.08x = 140,193.37 × 58,577.09 - Step 4: Simplify right side
101,598.08x = 8,212,119,651.89 - Step 5: Solve for x
x = 8,212,119,651.89/101,598.08 - Step 6: Final answer
x = 80,829.48
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1.5x scale
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.