Finding the Fourth Proportional to 73,873.08, 101,948.67 and 45,183.74
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Solution
The fourth proportional to 73,873.08, 101,948.67 and 45,183.74 is: 62,355.89
Step by Step Solution
- Step 1: Write the proportion equation
73,873.08 : 101,948.67 = 45,183.74 : x - Step 2: Convert to fraction form
73,873.08/101,948.67 = 45,183.74/x - Step 3: Cross multiply
73,873.08x = 101,948.67 × 45,183.74 - Step 4: Simplify right side
73,873.08x = 4,606,421,462.96 - Step 5: Solve for x
x = 4,606,421,462.96/73,873.08 - Step 6: Final answer
x = 62,355.89
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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.