Finding the Fourth Proportional to 106,896.92, 160,507.27 and 84,888.71
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Solution
The fourth proportional to 106,896.92, 160,507.27 and 84,888.71 is: 127,461.63
Step by Step Solution
- Step 1: Write the proportion equation
106,896.92 : 160,507.27 = 84,888.71 : x - Step 2: Convert to fraction form
106,896.92/160,507.27 = 84,888.71/x - Step 3: Cross multiply
106,896.92x = 160,507.27 × 84,888.71 - Step 4: Simplify right side
106,896.92x = 13,625,255,001.40 - Step 5: Solve for x
x = 13,625,255,001.40/106,896.92 - Step 6: Final answer
x = 127,461.63
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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.