Finding the Fourth Proportional to 106,074.99, 159,023.12 and 46,058.31
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Solution
The fourth proportional to 106,074.99, 159,023.12 and 46,058.31 is: 69,048.66
Step by Step Solution
- Step 1: Write the proportion equation
106,074.99 : 159,023.12 = 46,058.31 : x - Step 2: Convert to fraction form
106,074.99/159,023.12 = 46,058.31/x - Step 3: Cross multiply
106,074.99x = 159,023.12 × 46,058.31 - Step 4: Simplify right side
106,074.99x = 7,324,335,927.84 - Step 5: Solve for x
x = 7,324,335,927.84/106,074.99 - Step 6: Final answer
x = 69,048.66
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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.