Finding the Fourth Proportional to 164,430.36, 246,671.37 and 69,660.84
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Solution
The fourth proportional to 164,430.36, 246,671.37 and 69,660.84 is: 104,502.20
Step by Step Solution
- Step 1: Write the proportion equation
164,430.36 : 246,671.37 = 69,660.84 : x - Step 2: Convert to fraction form
164,430.36/246,671.37 = 69,660.84/x - Step 3: Cross multiply
164,430.36x = 246,671.37 × 69,660.84 - Step 4: Simplify right side
164,430.36x = 17,183,334,838.15 - Step 5: Solve for x
x = 17,183,334,838.15/164,430.36 - Step 6: Final answer
x = 104,502.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.