Finding the Fourth Proportional to 106,993.00, 160,429.46 and 73,297.09
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Solution
The fourth proportional to 106,993.00, 160,429.46 and 73,297.09 is: 109,904.50
Step by Step Solution
- Step 1: Write the proportion equation
106,993.00 : 160,429.46 = 73,297.09 : x - Step 2: Convert to fraction form
106,993.00/160,429.46 = 73,297.09/x - Step 3: Cross multiply
106,993.00x = 160,429.46 × 73,297.09 - Step 4: Simplify right side
106,993.00x = 11,759,011,766.12 - Step 5: Solve for x
x = 11,759,011,766.12/106,993.00 - Step 6: Final answer
x = 109,904.50
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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.