Finding the Fourth Proportional to 106,254.75, 146,631.57 and 58,507.98
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Solution
The fourth proportional to 106,254.75, 146,631.57 and 58,507.98 is: 80,741.02
Step by Step Solution
- Step 1: Write the proportion equation
106,254.75 : 146,631.57 = 58,507.98 : x - Step 2: Convert to fraction form
106,254.75/146,631.57 = 58,507.98/x - Step 3: Cross multiply
106,254.75x = 146,631.57 × 58,507.98 - Step 4: Simplify right side
106,254.75x = 8,579,116,964.93 - Step 5: Solve for x
x = 8,579,116,964.93/106,254.75 - Step 6: Final answer
x = 80,741.02
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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.