Finding the Fourth Proportional to 84,374.60, 116,462.88 and 48,588.46
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Solution
The fourth proportional to 84,374.60, 116,462.88 and 48,588.46 is: 67,067.01
Step by Step Solution
- Step 1: Write the proportion equation
84,374.60 : 116,462.88 = 48,588.46 : x - Step 2: Convert to fraction form
84,374.60/116,462.88 = 48,588.46/x - Step 3: Cross multiply
84,374.60x = 116,462.88 × 48,588.46 - Step 4: Simplify right side
84,374.60x = 5,658,751,695.21 - Step 5: Solve for x
x = 5,658,751,695.21/84,374.60 - Step 6: Final answer
x = 67,067.01
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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.