Finding the Fourth Proportional to 84,558.24, 116,690.08 and 48,748.08
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Solution
The fourth proportional to 84,558.24, 116,690.08 and 48,748.08 is: 67,272.18
Step by Step Solution
- Step 1: Write the proportion equation
84,558.24 : 116,690.08 = 48,748.08 : x - Step 2: Convert to fraction form
84,558.24/116,690.08 = 48,748.08/x - Step 3: Cross multiply
84,558.24x = 116,690.08 × 48,748.08 - Step 4: Simplify right side
84,558.24x = 5,688,417,355.05 - Step 5: Solve for x
x = 5,688,417,355.05/84,558.24 - Step 6: Final answer
x = 67,272.18
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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.