Finding the Fourth Proportional to 122,954.22, 169,675.14 and 69,239.88
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Solution
The fourth proportional to 122,954.22, 169,675.14 and 69,239.88 is: 95,550.09
Step by Step Solution
- Step 1: Write the proportion equation
122,954.22 : 169,675.14 = 69,239.88 : x - Step 2: Convert to fraction form
122,954.22/169,675.14 = 69,239.88/x - Step 3: Cross multiply
122,954.22x = 169,675.14 × 69,239.88 - Step 4: Simplify right side
122,954.22x = 11,748,286,332.58 - Step 5: Solve for x
x = 11,748,286,332.58/122,954.22 - Step 6: Final answer
x = 95,550.09
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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.