Finding the Fourth Proportional to 85,958.04, 118,624.14 and 48,235.08
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Solution
The fourth proportional to 85,958.04, 118,624.14 and 48,235.08 is: 66,565.56
Step by Step Solution
- Step 1: Write the proportion equation
85,958.04 : 118,624.14 = 48,235.08 : x - Step 2: Convert to fraction form
85,958.04/118,624.14 = 48,235.08/x - Step 3: Cross multiply
85,958.04x = 118,624.14 × 48,235.08 - Step 4: Simplify right side
85,958.04x = 5,721,844,882.83 - Step 5: Solve for x
x = 5,721,844,882.83/85,958.04 - Step 6: Final answer
x = 66,565.56
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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.