Finding the Fourth Proportional to 106,587.04, 159,881.04 and 27,695.68
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Solution
The fourth proportional to 106,587.04, 159,881.04 and 27,695.68 is: 41,543.64
Step by Step Solution
- Step 1: Write the proportion equation
106,587.04 : 159,881.04 = 27,695.68 : x - Step 2: Convert to fraction form
106,587.04/159,881.04 = 27,695.68/x - Step 3: Cross multiply
106,587.04x = 159,881.04 × 27,695.68 - Step 4: Simplify right side
106,587.04x = 4,428,014,121.91 - Step 5: Solve for x
x = 4,428,014,121.91/106,587.04 - Step 6: Final answer
x = 41,543.64
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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.